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Document ID ca-ab-eqgasw-2018-03-28 Title Environmental Quality Guidelines for Alberta Surface Waters URL https://open.alberta.ca/dataset/5298aadb-f5cc-4160-8620-ad139bb985d8/resource/38ed9bb1-233f-4e28-b344-808670b20dae/download/environmentalqualitysurfacewaters-mar28-2018.pdf Jurisdiction /ca/ab Subdomain(s) Drinking Water, Wastewater, Surface Water Language en Status completed Analyzed at 2026-03-25 02:05:12.239699+00:00 Relevance Provides numeric water quality limits used as regulatory discharge benchmarks.

Q Qualitative Requirements (43)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#Q001administrativeoperationalrecommendedVerify Most Recent GuidelinesotherUsers should check the website to confirm that they are using the most recent guidelines.Applicable whenever users refer to the guidelines.high
#Q002operationaloperationalrecommendedMeet Guideline for Most Sensitive UseotherBecause all uses of water should be protected, it follows that waters should be managed so that, at a minimum, the water quality guideline (WQG) for the most sensitive use is met.Applies as a minimum level of protection across all managed water uses.high
#Q003operationaloperationalrecommendedMaintain Natural Water QualityotherExceptions would be where natural water quality does not meet the most sensitive WQG, in which case the natural water quality should be maintained or a site-specific guideline derived.Applies when natural water quality falls below the most sensitive WQG.high
#Q004administrativeoperationalrecommendedRefer to Detailed Guidance DocumentsotherVarious considerations for use or application of the guidelines are outlined below; however, users should refer to other documents (AEP 1995; 1996a; AEP 2016a; 2016b; AEW 2012) for detailed guidance on their application.high
#Q005corrective_actionoperationalguidanceInvestigate ExceedancesotherIf the guidelines are exceeded, further investigation may be necessary to determine the source of the substance as well as the magnitude and extent of any exceedance and potential adverse effects.When monitoring data indicates a guideline exceedance.high
#Q006corrective_actionoperationalguidanceAddress Causes and Impacts of ExceedancesotherMitigation and management may be required to address causes and impacts.When a guideline is exceeded.high
#Q007operationalhealthrecommendedMeet Short-term Guidelines at all Timesaquatic lifeIn general, short-term guidelines should be met at all times as they are estimators of severe effects to the aquatic ecosystem and are intended to provide guidance on severe, but transient situations (e.g., spills) (CCME 2007).Applies to acute exposures and transient situations such as spills.high
#Q008monitoringoperationalmandatoryFollow Laboratory Data Quality Assurance PolicyotherWherever possible, analyses should be sensitive enough to detect a substance at or below the guideline level or at a minimum, analyses must follow the Laboratory Data Quality Assurance Policy (AENV and ASRD 2001).Applies to all analytical measurements.high
#Q009monitoringoperationalguidanceAdditional Toxicity Testing for Site-Specific Guidelinesaquatic lifeIn all cases, additional toxicity testing may be required and would be the responsibility of the proponent.When proposing or deriving site-specific guidelines.high
#Q010administrativeunknownmandatoryConsultation Required for Site-Specific Guidelinesaquatic lifeAny efforts to develop site-specific guidelines must be done with extensive consultation with AEP in order: To determine the need for developing an SSG To ensure that proper procedures are followed To develop a guideline that is protective of aquatic life at the siteWhen making efforts to develop a site-specific guideline.high
#Q011administrativeoperationalrecommendedDevelop Lake-specific Nutrient Objectivesaquatic life, recreational waterWhere nitrogen and/or phosphorus have increased due to human activity, develop lake-specific nutrient objectives and management plans where warranted.Applies to lakes where nutrients have increased due to human activity.medium
#Q012operationalhealthrecommendedMaintain Major River Nutrient Concentrationsaquatic life, recreational waterFor major rivers, nitrogen (total) and phosphorus concentrations should be maintained so as to prevent detrimental changes to algal and aquatic plant communities, aquatic biodiversity, oxygen levels, and recreational quality.Applies to major rivers.high
#Q013operationalhealthrecommendedMaintain Nutrient Concentrations for Other Water Bodiesaquatic life, recreational waterFor surface waters not covered by specific guidelines, nitrogen (total) and phosphorus concentrations should be maintained so as to prevent detrimental changes to algal and aquatic plant communities, aquatic biodiversity, oxygen levels, and recreational quality.Applies to surface waters not explicitly covered by specific guidelines.high
#Q014operationalhealthmandatoryConsider Additive Effects in Livestock Wateragricultural waterSome substances have additive effects and therefore must be considered together with the amount consumed in feed to ensure adequate protection of livestock health (AAF 2007).Applies when considering toxicity and determining adequate protection for livestock.high
#Q015reportingoperationalrecommendedGlyphosate Surfactant Toxicity Considerationaquatic lifeSome glyphosate formulations, including Roundup, contain a surfactant that may be considerably more toxic than glyphosate itself. This should be taken into consideration in any spill of this substance directly to surface water and in the evaluation of monitoring data.In any spill of glyphosate formulations directly to surface water and during monitoring data evaluation.high
#Q016monitoringhealthrecommendedIncrease Monitoring for Selenium Exceedanceaquatic lifeExceedance of the alert concentration in sensitive environments indicates the need for increased monitoring of water and other ecosystem compartments to support early detection of potential Se bioaccumulation issues and provide earlier opportunities to commence proactive [management]When selenium exceeds the alert concentration in sensitive environments.high
#Q017operationalhealthrecommendedPrevent Heavy Cyanobacteria Growth in Livestock Wateragricultural waterAvoid heavy growthApplies to cyanobacteria (blue-green algae) in livestock water sources.high
#Q018operationaloperationalrecommendedConsultation for Saline-Sodic Irrigation Wateragricultural waterSaline-sodic irrigation water in the possibly safe range may negatively affect structural stability of the soil and an irrigation specialist should be consulted.When using saline-sodic irrigation water in the 'possibly safe' range.high
#Q019prohibitionoperationalrecommendedPrevent Accumulation of Metals/Substances in Soilagricultural waterIrrigation guidelines were derived for all soils, but higher concentrations may be safe for neutral or alkaline soils. However, the substance should not be allowed to accumulate in soils.Applies when agricultural water is used for irrigation.high
#Q020monitoringhealthguidancePathogenic Microorganisms Testing Prerequisiterecreational waterTesting only needed when there is epidemiological or other evidence to suggest that this is necessary.When considering testing for pathogenic microorganisms in recreational water.high
#Q021operationalhealthrecommendedCase-by-Case Assessment of Chemical Hazardsrecreational waterRisks associated with specific chemical hazards will be dependent on the particular circumstances and should be assessed on a case-by-case basis.Applies to chemical hazards in recreational waters.high
#Q022prohibitionhealthrecommendedProhibition of Recreational Activities Due to Biological Hazardsrecreational waterRecreational activities should not be pursued in waters where the responsible authority deems the presence of these organisms poses a risk to the health and safety of the users.When biological hazards (e.g., Schistosomes, algae) present a health/safety risk as deemed by a responsible authority.high
#Q023operationaloperationalrecommendedCalculate Site-Specific Guideline for Nonylphenolaquatic lifeNormalized to 1% TOC; If TOC is in the range 0.2 - 12 %, multiply the guideline by percent TOC to derive a site-specific value.When TOC is between 0.2 and 12 percent.high
#Q024operationaloperationalrecommendedInclusion of Coplanar PCBs in Toxicity Calculationaquatic lifeToxicity calculation should also consider coplanar PCBs as they have a similar mode of toxicity.When evaluating toxicity of Polychlorinated dibenzo-p-dioxins/dibenzo furans (PCDD/Fs) in sediments.high
#Q025operationaloperationalrecommendedTissue Residue Guideline (TRG) Selection Rulesaquatic lifeWhere both PCBs and PCDD/DFs contribute significantly to the [TEQ] in tissue, the lower TRG for each class of animals should be used, i.e. the avian PCB and the mammalian PCDD/DF values.When both PCBs and PCDD/DFs contribute significantly to the Toxic Equivalency Units (TEQ) in tissue.high
#Q026prohibitionoperationalrecommendedPollution Prevention Principle InterpretationotherThe guidelines in this document should not be interpreted as permitting, encouraging, or condoning degradation of existing water quality or the aquatic environment, where conditions are better than the guidelines.Applicable when interpreting or applying guidelines to existing water quality.high
#Q027operationaloperationalmandatoryIntensive Surveys for Species Deletionaquatic lifeDeletion of sensitive species that are non-resident as per the recalculation procedure would require intensive surveys to confirm the absence of a resident species and any potential surrogate species.Applies when utilizing the recalculation procedure for site-specific guidelines.high
#Q028operationaloperationalmandatorySulphate Guideline Determination for High Hardnessaquatic lifeNeed to determine based on site waterWhen water hardness is greater than 250 mg/L.high
#Q029administrativeoperationalmandatoryReview and Update GuidelinesotherThe availability of new guidelines will be reviewed regularly. If new guidelines are adopted or developed by Alberta, they will be posted on the website and included in the appropriate table of this document.Periodic review and update process by the agency.high
#Q030operationalunknownrecommendedCaution for LEL Applicationaquatic lifethey are listed separately as LELs and due caution should be exercised when applying these values due to the relatively limited geographic area and datasets they were derived from.When applying Lowest Effect Level (LEL) sediment guidelines adopted from Ontario.high
#Q031operationaloperationalrecommendedCaution for SSG Developmentothercaution should be used when considering the development of SSGs due to the resources and time involved.When a proponent or user is considering deriving Site-Specific Guidelines (SSGs).high
#Q032administrativeoperationalmandatoryFull Guideline Prerequisite for SSGsaquatic lifeSite-specific guidelines can only be developed from full guidelines.Applies when a proponent attempts to derive site-specific guidelines (SSGs).high
#Q033prohibitionhealthrecommendedThermal Addition Restrictionsaquatic lifeThermal additions should not alter thermal stratification or turnover dates, exceed maximum weekly average temperatures, nor exceed maximum short- term temperatures.Applicable to systems or entities introducing thermal additions into surface waters.high
#Q034prohibitionaestheticrecommendedHuman-Induced Oil and Grease Prohibitionsaquatic lifeOil and grease attributable to human activities should not be present in amounts that: - cause visible sheens, films, or discolouration; - can be detected by odour; - cause tainting of edible aquatic biota; - form deposits on shores or bottom material that are detectable by sightApplicable to all human activities impacting surface waters.high
#Q035designoperationalguidanceEstablishment of Limited Mixing ZoneswastewaterAs effluents rarely mix instantaneously with the receiving streams, limited mixing zones may be established, where necessary, in which water quality guidelines may be exceeded.When deriving water quality-based effluent limits for discharges that do not mix instantaneously.high
#Q036monitoringhealthrecommendedRecreational Water Sampling Frequencyrecreational waterA minimum of weekly samples is recommended.Applicable to E. coli and Enterococci monitoring in recreational waters.high
#Q037operationalhealthrecommendedRecreational Water Clarityrecreational waterClarity should be sufficient for user to estimate depths and see subsurface hazards.Applies to primary contact recreation waters.high
#Q038operationalhealthrecommendedRecreational Water Colourrecreational waterColour should not be so intense as to impede the visibility in areas used for swimming.Applies to primary contact recreation waters.high
#Q039prohibitionaestheticrecommendedRecreational Water Litter Prohibitionrecreational waterAreas should be free from floating debris as well as materials that will settle to form objectionable deposits.Applies to areas used for primary contact recreation.high
#Q040prohibitionaestheticunknownRecreational Water Odour Prohibitionrecreational waterFree from materials that produce odour in such a degree as to be objectionable or impair use.Applies to recreational surface waters.high
#Q041operationaloperationalrecommendedWater Use Protection Principleotherall existing and potential uses of water should be protected.Foundational principle for water management planning in Alberta.high
#Q042operationaloperationalrecommendedNatural Exceedance Management OptionsotherWhere it can be demonstrated that the natural water quality does not meet a specific guideline, then the guideline would not be appropriate and other approaches (e.g., site-specific guidelines or objectives) may be used for management purposes.Applies when monitoring data indicates natural water quality exceeds generic guidelines.high
#Q043operationaloperationalguidancePreference for Site-Specific Water Quality ObjectivesotherIn many cases, the development of a site-specific water quality objective, which also takes into account socio-economics and existing conditions, might be more appropriate.When considering the resource-intensive development of site-specific guidelines (SSGs).high

P Quantitative Requirements (73)

Req ID Category Intent Legal Status Name Subdomain(s) Limit Type Limit Value Context Conditions Confidence
#P001chemicalhealthguidelineAcenaphtheneaquatic liferequirement5.8 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P002chemicalhealthguidelineAcroleinaquatic liferequirement3 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Except where and when applied to water as an authorized use. Averaging period is 4 d for long-term.high
#P003chemicalhealthguidelineAcroleinaquatic liferequirement3 µg/LShort-term (Acute) surface water quality guideline for the protection of freshwater aquatic life.Except where and when applied to water as an authorized use. Averaging period is 1 hr for short-term.high
#P004chemicalhealthguidelineAlkalinity (as CaCO3)aquatic liferequirement>= 20 mg/LLong-Term (Chronic)A minimum value; unless natural conditions are less, in which case the guideline cannot be lower than 25% of the natural level.high
#P005chemicalhealthguidelineAmmonia-N - Un-ionizedaquatic liferequirement0.016 mg/LLong-Term (Chronic)As N. For ammonia (i.e, not expressed 'As N'), guideline is 0.019 mg/L.high
#P006microbiologicalhealthguidelineE. colirecreational waterrequirement<= 100 cfu/100 mLSurface water quality guidelines for recreation and aesthetics.Geometric Mean (30-d interval). A minimum of weekly samples is recommended.high
#P007microbiologicalhealthguidelineE. colirecreational waterrequirement<= 320 cfu/100 mLSurface water quality guidelines for recreation and aesthetics.Statistical threshold value - no more than 10% of samples should exceed over a 30-d interval. A minimum of weekly samples is recommended.high
#P008microbiologicalhealthguidelineEnterococci (culturable)recreational waterrequirement<= 30 cfu/100 mLSurface water quality guidelines for recreation and aesthetics.Geometric Mean (30-d interval). A minimum of weekly samples is recommended.high
#P009microbiologicalhealthguidelineEnterococci (culturable)recreational waterrequirement<= 110 cfu/100 mLSurface water quality guidelines for recreation and aesthetics.Statistical threshold value - no more than 10% of samples should exceed over a 30-d interval.high
#P010microbiologicalhealthguidelineTotal Cyanobacteriarecreational waterrequirement100000 cells/mLCyanobacteria and Cyanotoxins in recreational waters.high
#P011chemicalhealthguidelineTotal Microcystinsrecreational waterrequirement20 µg/LCyanobacteria and Cyanotoxins in recreational waters.Expressed as microcystin-LRhigh
#P012physicalhealthguidelinepHrecreational waterrequirement5.0 to 9.0 pH unitsSurface water quality guidelines for recreation and aestheticsFor waters used in primary contact recreation.high
#P013physicalaestheticguidelineTurbidityrecreational waterrequirement<= 50 NTUSurface water quality guidelines for recreation and aestheticsTurbidity should not exceed 50 NTU to satisfy most recreational users.high
#P014chemicalhealthguidelineAcridineaquatic liferequirement4.4 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P015chemicalhealthguidelineAldicarbaquatic liferequirement1 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim. Applies to total aldicarb residues (aldicarb, aldicarb sulphoxide, aldicarb sulphone).high
#P016chemicalhealthguidelineArsenic - totalaquatic liferequirement5 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P017chemicalhealthguidelineBenzeneaquatic liferequirement40 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim. Applies to maximum concentration.high
#P018chemicalhealthguidelineBoron - totalaquatic liferequirement1.5 mg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P019chemicalhealthguidelineBoron - totalaquatic liferequirement29 mg/LShort-term (Acute) surface water quality guideline for the protection of freshwater aquatic life.high
#P020chemicalhealthguidelineChlorideaquatic liferequirement120 mg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P021chemicalhealthguidelineChlorideaquatic liferequirement640 mg/LShort-term (Acute) surface water quality guideline for the protection of freshwater aquatic life.high
#P022chemicaloperationalguidelineAluminum - totalagricultural waterrequirement5 mg/LWater quality guidelines for the protection of Irrigation water uses.No CCME fact sheet available.high
#P023chemicalhealthguidelineArsenicaquatic liferequirement5900 µg/kgInterim Sediment Quality Guideline (ISQG) for the protection of aquatic life.Dry weight.high
#P024chemicalhealthguidelineMercury, - methylaquatic liferequirement33 µg/kgTissue residue guidelines for the protection of wildlife consumers of aquatic biota.Diet, as wet weight.high
#P025chemicalhealthguidelineSelenium - Muscle/Muscle plugaquatic liferequirement4 µg/gFish tissue guidelines for protection of aquatic life.Dry weight basis (dw). Interim.high
#P026chemicalhealthguidelineAldrinaquatic liferequirement0.004 µg/LLong-Term (Chronic) protection of aquatic life guidelineValue withdrawn by CCME; serves as action level or interim management objective towards virtual elimination.high
#P027chemicalhealthguidelineAnilineaquatic liferequirement2.2 µg/LLong-Term (Chronic) protection of aquatic life guidelinehigh
#P028chemicalhealthguidelineAluminum - dissolvedaquatic liferequirement50 µg/LLong-Term (Chronic) protection of aquatic life guideline for pH >= 6.5Use 30-d mean based on median pH.high
#P029chemicalhealthguidelineAluminum - dissolvedaquatic liferequirement100 µg/LShort-term (Acute) protection of aquatic life guideline for pH >= 6.5Use instantaneous maximum and instantaneous pH.high
#P030microbiologicalhealthguidelineEnterococcus spp. (qPCR)recreational waterrequirement≤ 300 cce/100 mLGeometric Mean (30-d interval)A minimum of weekly samples is recommended.high
#P031microbiologicalhealthguidelineEnterococcus spp. (qPCR)recreational waterrequirement≤ 1280 cce/100 mLStatistical threshold valueNo more than 10% of samples should exceed over a 30-d interval.high
#P032chemicalunknownguidelineArsenicagricultural waterrequirement160 µg/LIrrigation water quality guidelineRecalculated based on a maximum irrigation rate of 750 mm per year. Interim.high
#P033chemicalhealthguidelineArsenicagricultural waterrequirement25 µg/LLivestock water quality guidelineInterim.high
#P034chemicalhealthguidelineSelenium - totalaquatic liferequirement2 µg/LLong-Term (Chronic) protection of aquatic life guidelinehigh
#P035chemicalhealthguidelineSilver - totalaquatic liferequirement0.25 µg/LLong-Term (Chronic) protection of aquatic life guidelinehigh
#P036chemicalhealthguidelineMercuryaquatic liferequirement170 µg/kgInterim Sediment Quality Guideline (ISQG)Dry weight basis.high
#P037chemicalhealthguidelineMercuryaquatic liferequirement486 µg/kgProbable Effects Level (PEL) for sedimentDry weight basis.high
#P038chemicalhealthguidelineAnthraceneaquatic liferequirement0.012 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P039chemicalhealthguidelineAtrazineaquatic liferequirement1.8 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P040chemicalhealthguidelineBenz(a)anthraceneaquatic liferequirement0.018 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P041chemicalhealthguidelineCarbarylaquatic liferequirement0.2 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P042chemicalhealthguidelineCarbarylaquatic liferequirement3.3 µg/LShort-term (Acute) surface water quality guideline for the protection of freshwater aquatic life.high
#P043chemicalhealthguidelineAldicarbagricultural waterrequirement73 µg/LIrrigation water quality guideline.Recalculated based on a maximum irrigation rate of 750 mm per year.high
#P044chemicalhealthguidelineAldicarbagricultural waterrequirement11 µg/LLivestock water quality guideline.high
#P045chemicalhealthguidelineAcenaphtheneaquatic liferequirement6.71 µg/kgInterim Sediment Quality Guideline (ISQG).Dry weight. Provisional.high
#P046chemicalhealthguidelineAcenaphtheneaquatic liferequirement88.9 µg/kgProbable Effects Level (PEL) for sediment quality.Dry weight.high
#P047chemicalhealthguidelineDDT (total)aquatic liferequirement14 µg/kgTissue residue guidelines for the protection of wildlife consumers of aquatic biota.Diet, as wet weight.high
#P048chemicalhealthguidelineSelenium - Egg/Ovaryaquatic liferequirement11 µg/gFish tissue guidelines for protection of aquatic life.Dry weight basis (dw).high
#P049physicaloperationalguidelineSodium Adsorption Ratio (SAR) - Safeagricultural waterrequirement<= 5 dimensionlessIrrigation water suitability classification for structural stability of soil.Safe level for structural stability.high
#P050physicaloperationalguidelineElectrical Conductivity (EC) - Safeagricultural waterrequirement<= 1.0 dS/mIrrigation water suitability classification.Safe level for irrigation.high
#P051physicalhealthguidelineTotal Dissolved Solids (TDS) - Livestockagricultural waterrequirement3000 mg/LWater quality guideline for the protection of livestock.No CCME fact sheet available.high
#P052chemicalhealthguidelineCopper - total (Sheep)agricultural waterrequirement500 µg/LWater quality guideline for the protection of livestock (Sheep).Specific to sheep; higher limits apply for cattle, swine, and poultry.high
#P053chemicalhealthguidelineBoron - Irrigation (Sensitive Crops)agricultural waterrequirement500 µg/LIrrigation guideline for sensitive crops like blackberries.Crop-specific; see Footnote D for other crop classes.high
#P054chemicalhealthguidelineChloride - Irrigation (Foliar damage - Stone fruit)agricultural waterrequirement100 to 178 mg/LIrrigation guideline to prevent foliar damage in sensitive fruits (almonds, apricots, plums).Crop-specific; see Footnote F for tolerant crops.high
#P055chemicaloperationalguidelineSelenium - Alert Concentrationaquatic liferequirement1 µg/LProtection of freshwater aquatic life.Exceedance indicates need for increased monitoring for Se bioaccumulation.high
#P056chemicalhealthguidelinetriBDE - total (Fish Tissue)aquatic liferequirement120 ng/g (ww)Fish tissue guidelines for protection of fish species.Wet weight basis (ww).high
#P057chemicalhealthguidelinePCDDs/PCDFs - Mammalianaquatic liferequirement0.71 ng TEQ/kgTissue residue guidelines for the protection of mammalian wildlife consumers of aquatic biota.Diet, as wet weight.high
#P058chemicalhealthguidelineTetrabromobisphenol A (TBBPA)aquatic liferequirement3.1 µg/LLong-term (chronic) protection of aquatic life.high
#P059chemicalhealthguidelineChlorineaquatic liferequirement0.5 µg/LLong-Term (Chronic) surface water quality guideline for reactive chlorine species.Applies to the sum of total residual chlorine and associated species.high
#P060chemicalhealthguidelineNitrite - Naquatic liferequirement0.02 mg/L30-d Average Nitrite as N at varying chloride.Applicable when Chloride is less than 2 mg/L.high
#P061chemicalunknownguidelineBeryllium - totalagricultural waterrequirement100 µg/LIrrigation water quality guideline.No CCME fact sheet available.high
#P062chemicalhealthguidelineChromium (total)aquatic liferequirement90000 µg/kgProbable Effects Level (PEL) for sediment quality.Dry weight.high
#P063chemicalhealthguidelineChlorinated Alkanes - Medium Chain (C14-17)aquatic liferequirement0.54 mg/kgTissue residue guidelines for the protection of wildlife consumers of aquatic biota.Diet, as wet weight. Federal Environmental Quality Guideline.high
#P064chemicalhealthguidelineBenzo(a)pyreneaquatic liferequirement0.015 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P065chemicalhealthguidelineCaptanaquatic liferequirement1.3 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P066chemicalhealthguidelineCarbamazepineaquatic liferequirement10 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P067chemicalhealthguidelineCarbofuranaquatic liferequirement1.8 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P068chemicalhealthguidelineCarbon tetrachlorideaquatic liferequirement13.3 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Interim.high
#P069chemicalhealthguidelineChlordaneaquatic liferequirement0.006 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.See footnote A (virtual elimination strategy).high
#P070chemicalhealthguidelineChlorinated alkanes - Short chain (C10-13)aquatic liferequirement2.4 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P071chemicalhealthguidelineChlorinated alkanes - Medium chain (C14-17)aquatic liferequirement2.4 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P072chemicalhealthguidelineChlorinated alkanes - Long chain (C>=18)aquatic liferequirement2.4 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.high
#P073chemicalhealthguidelinePentachlorophenolaquatic liferequirement0.5 µg/LLong-Term (Chronic) surface water quality guideline for the protection of freshwater aquatic life.Part of the Chlorophenols category.high

D Definitions (94)

Req ID Category Name Context Confidence
#D001GuidelineA Guideline is a numerical concentration or narrative statement which is recommended to protect a specific use of water or other aquatic ecosystem component.high
#D002Site-Specific Guideline (SSG)A Site-Specific Guideline is a numerical concentration or narrative statement which is recommended to protect a specific use for specified waters.high
#D003Site-Specific Water Quality ObjectiveA Site-Specific Water Quality Objective is a numerical concentration or narrative statement which has been established for specified waters and which has an action and/or management commitment.high
#D004Averaging periodThe time over which concentrations of a substance are averaged in order to compare to the guideline.high
#D005CriteriaConcentrations or levels associated with a degree of environmental effect upon which scientific judgment may be based (CCME). (Note other agencies may use this term in the sense of guidelines).high
#D006Exposure and Toxicity Modifying FactorsEnvironmental factors or physical, chemical or biological interactions that modify the exposure and behaviour of chemical substances and therefore, the toxicity to aquatic plants and animals. Examples include hardness, pH, dissolved organic carbon and temperature.high
#D007GuidelineA numerical concentration or narrative statement which is recommended to protect a specific use.high
#D008Long-term GuidelineGuidelines meant to protect against all negative effects during indefinite exposures. Equivalent to chronic guidelines.high
#D009Lowest Effects LevelFor sediment quality guidelines, indicates a level of contamination that can be tolerated by most sediment-dwelling organisms.high
#D010Probable Effects LevelFor sediment quality guidelines, defines the level above which adverse effects are expected to occur frequently.high
#D011Short-term guidelineGuidelines meant to protect against severe effects and to protect most species against lethality during intermittent and transient events. Equivalent to acute guidelines.high
#D012Site-Specific Guidelinea numerical concentration or narrative statement which is recommended to protect a specific use for specified waters.high
#D013Site-Specific Water Quality ObjectiveA numerical concentration or narrative statement which is established for specified waters, and which has an action and/or management commitment.high
#D014StandardObjectives that are recognized in enforceable environmental control laws of a level of government.high
#D015VariableA substance in, or condition of, the water. Sometimes referred to as a parameter, it may be physical, chemical, radiological, or biotic.high
#D016AAFAlberta Agriculture and Foodhigh
#D017AAFRDAlberta Agriculture, Food and Rural Developmenthigh
#D018AARDAlberta Agriculture and Rural Developmenthigh
#D019ADHAlberta Department of Healthhigh
#D020AEHAquatic Ecosystem Healthhigh
#D021AENVAlberta Environmenthigh
#D022AEPAlberta Environmental Protection / Alberta Environment and Parksmedium
#D023AEWAlberta Environment and Waterhigh
#D024BLMBiotic Ligand Modelhigh
#D025CCMECanadian Council of Ministers of the Environmenthigh
#D026CCREMCanadian Council of Resource and Environment Ministershigh
#D027CEMSCumulative Effects Management Systemhigh
#D028CEPACanadian Environmental Protection Acthigh
#D029CHECommittee on Health and the Environment (of Health Canada)high
#D030CWQGCanadian Water Quality Guidelineshigh
#D031DODissolved oxygenhigh
#D032EPEAEnvironmental Protection and Enhancement Acthigh
#D033ESRD( Alberta) Environment and Sustainable Resource Developmenthigh
#D034ETMFExposure and Toxicity Modifying Factorhigh
#D035FEQGFederal Environmental Quality Guidelinehigh
#D036GOAGovernment of Albertahigh
#D037ISQGInterim Sediment Quality Guidelinehigh
#D038LELLowest Effects Levelhigh
#D039LOAELLowest Observed Adverse Effect Levelhigh
#D040LUFLand-use Frameworkhigh
#D041NOAELNo Observed Adverse Effect Levelhigh
#D042NTUNephelometric Turbidity Unitshigh
#D043OMOEEOntario Ministry of Environment and Energyhigh
#D044PALProtection of Aquatic Lifehigh
#D045PCBPolychlorinated biphenylhigh
#D046PCDDPolychlorinated dibenzo- p -dioxinhigh
#D047PCDFPolychlorinated dibenzofuranhigh
#D048PHCPetroleum hydrocarbonshigh
#D049PELProbable effects levelhigh
#D050PPWBPrairie Provinces Water Boardhigh
#D051SLCScreening Level Concentrationhigh
#D052SARSodium Adsorption Ratiohigh
#D053SSDSpecies sensitivity distributionhigh
#D054SSGSite-specific guidelinehigh
#D055SSTTSpiked-sediment toxicity testhigh
#D056SSWQOSite-specific water quality objectivehigh
#D057SWQSurface Water Qualityhigh
#D058TDITolerable daily intakehigh
#D059TEFToxic equivalency factorhigh
#D060TEQToxic equivalentshigh
#D061TRGTissue residue guidelinehigh
#D062TUToxic unitshigh
#D063USEPAUnited States Environmental Protection Agencyhigh
#D064WFLWater for Lifehigh
#D065WQGWater Quality Guidelinehigh
#D066WQOWater Quality Objectivehigh
#D067Full guidelinesFull guidelines are those for which sufficient scientific information was available to meet the minimum requirements of the derivation protocol.high
#D068interim guidelinesSuch guidelines are termed interim or provisional, or in the case of the 2007 CCME protocol, type B2. They generally include safety factors to compensate for the lesser amount of supporting scientific information, in order to provide an appropriate level of protection.high
#D069frequency of exceedancebecause aquatic conditions vary in time and space, some guidelines may include an allowable frequency of exceedance (which is implied in an averaging period).high
#D070AEPAlberta Environmental Protectionhigh
#D071AEPAlberta Environment and Parks (ESRD became AEP, May 2015)high
#D072toxic equivalency units (TEQ)These are relative to the most potent congener of the PCB and dioxin/furan groups, which is 2,3,7,8 tetrachloro dibenzop -dioxin (2,3,7,8 TCDD).high
#D073ESRD( Alberta) Environment and Sustainable Resource Development (consolidated department, May 2012)high
#D074lipophilic substancesthose tending to partition out of water and into fatty tissuehigh
#D075Wildlife Dietary Guidelinestissue residue guidelines (TRGs) ... for the protection of terrestrial consumers of aquatic biotahigh
#D076Long-term or chronic guidelinesthe scientific best-estimates of no-effect thresholds or safe levels for the particular use and substance in question.high
#D077Short-term guidelinesguidelines derived from severe effects data and ... meant to provide guidance on severe, but transient situations.high
#D078Water Quality Objectivethe generic term for established values or narratives.high
#D079Aesthetic objectivesnarrative statements primarily designed to ensure a positive perception of the waters by users.high
#D080Surface waterswater in a watercourse and includes standing and flowing waters, both natural and man-made.high
#D081Fish tissue guidelinesdesigned to protect fish themselves from adverse effects.high
#D082cfucolony forming unitshigh
#D083ccecalibrator cell equivalenthigh
#D084DHADehydroabietic acidhigh
#D085TUAAcute toxic unitshigh
#D086TUCChronic toxic unitshigh
#D087ASRDAlberta Sustainable Resource Developmenthigh
#D088ECelectrical conductivityhigh
#D089wwwet weight basishigh
#D090dwdry weight basishigh
#D091ppbparts per billionhigh
#D092ppmparts per millionhigh
#D093pptparts per trillionhigh
#D094Type A protocolThese protocols generally draw on a larger sample size of toxicity end-points, utilize a statistical approach in guideline derivation, and may or may not include a safety factor.high