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Document ID us-wbd-2025-02-28 Title Watershed Boundary Dataset (WBD) - USGS National Map Downloadable Data Collection URL https://data.usgs.gov/datacatalog/data/USGS%3A0101bc32-916e-481d-8654-db7f8509fd0c Jurisdiction /us Subdomain(s) none Language Status completed Analyzed at 2026-05-12 04:53:10.925050+00:00 Relevance inventory_targeted_fetch

Q Qualitative Requirements (24)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#Q001administrativeoperationalrecommendedDirect Data Acquisition RecommendationotherIt is strongly recommended that this data is directly acquired from the distributor and not indirectly through other sources which may have changed the data in some way.high
#Q002prohibitionoperationalrecommendedMap Scale Application LimitotherThese data should not be used at scales greater than 1:24,000 for the purpose of identifying hydrographic watershed boundary feature locations in the United States.For the purpose of identifying hydrographic watershed boundary feature locations in the United States.high
#Q003operationaloperationalmandatoryData Application ResponsibilityotherThe Watershed Boundary Dataset is public information and may be interpreted by all organizations, agencies, units of government, or others based on needs; however, they are responsible for the appropriate application of the data.high
#Q004administrativeoperationalmandatoryLatest Version Acquisition DutyotherDigital data files are periodically updated and users are responsible for obtaining the latest version of the data from the source distributor.high
#Q005reportingreportingrecommendedSource AcknowledgmentotherAcknowledgment of the origination agencies would be appreciated in products derived from these data.In products derived from these data.high
#Q006prohibitionoperationalmandatoryAuthority Reassignment ProhibitionotherFederal, State, or local regulatory bodies are not to reassign to the U.S. Department of Agriculture-Natural Resources Conservation Service or the U.S. Geological Survey any authority for the decisions they make.high
#Q007administrativereportingmandatoryLanguage Access Service Provisiondrinking waterThe California Water Boards provides Language Access services in any language at no cost to you.Applicable for any language requested by the public.high
#Q008operationalhealthmandatoryHuman Right to Water Mandatedrinking waterCalifornia’s Human Right to Water law declares that “every human being has the right to safe, clean, affordable, and accessible water adequate for human consumption, cooking, and sanitary purposes.high
#Q009operationaloperationalmandatorySustainable Solution Establishmentdrinking waterwater systems serving them establish sustainable solutions.Applies to water systems serving Californians who lack safe, adequate, and affordable drinking water.high
#Q010administrativereportingguidanceSAFER Program Email Subscriptiondrinking waterTo receive updates on the SAFER Program, subscribe to the SAFER Drinking Water email topic.high
#Q011operationalhealthmandatoryWell Owner Safety Responsibilitydrinking waterIt is the responsibility of the well owner to ensure that their domestic well water is safe.Applies to owners of domestic wells used for private consumption.high
#Q012administrativereportingmandatorySubscription Completion RequirementotherAfter subscribing, you will need to check your email host for a confirmation email to complete the subscription.Applies when a user subscribes to the GAMA email list.high
#Q013administrativeoperationalrecommendedMetadata Review RequirementotherUsers are advised to carefully read the WBD national FGDC metadata record for additional details.high
#Q014operationaloperationalmandatoryShapefile Attribution SearchotherUsers accessing the WBD via shapefile will need to search for the attribution related to that specific dataset because the field headers are truncated in shapefile format.When accessing the Watershed Boundary Dataset (WBD) via shapefile format.high
#Q015administrativeoperationalmandatoryQuality Management System Documentationdrinking waterThe Operational Plan shall document a Quality Management System that meets the requirements of this Standard.high
#Q016operationaloperationalmandatoryQuality Management System Implementationdrinking waterThe Operating Authority shall establish and maintain the Quality Management System in accordance with the requirements of this Standard and the policies and procedures documented in the Operational Plan.high
#Q017administrativeoperationalmandatoryQuality Management System Policy Contentdrinking waterThe Operational Plan shall document a Quality Management System policy that provides the foundation for the Quality Management System, and includes commitments to continual improvement, safe drinking water, and regulatory compliance.high
#Q018operationaloperationalmandatoryRisk Assessment Process Requirementsdrinking waterThe Operational Plan shall document a risk assessment process that identifies potential hazardous events, ranks them, identifies control measures, and identifies Critical Control Points.Process must consider potential hazardous events identified in Ministry documentation.high
#Q019monitoringoperationalmandatoryRisk Assessment Frequencydrinking waterThe risk assessment process shall ensure that the risks are assessed at least once every thirty-six months.high
#Q020operationaloperationalmandatoryInfrastructure Adequacy Review Frequencydrinking waterEnsure that the adequacy of the infrastructure necessary to operate and maintain the Subject System is reviewed at least once every Calendar Year.high
#Q021operationaloperationalmandatoryEmergency Response Testing Frequencydrinking waterThe Operating Authority shall ensure that emergency response testing is conducted at least once every calendar year.high
#Q022monitoringreportingmandatoryInternal Audit Frequencydrinking waterThe Operating Authority shall implement and conform to the procedure and shall ensure that internal Audits are conducted at least once every Calendar Year.high
#Q023administrativeoperationalmandatoryManagement Review Frequencydrinking waterTop Management shall implement and conform to the procedure and shall: a) ensure that a management review is conducted at least once every Calendar Year.high
#Q024operationaloperationalmandatoryBest Management Practices Review Frequencydrinking waterThe Operating Authority shall develop a procedure for tracking and measuring continual improvement of its Quality Management System by: a) reviewing and considering applicable best management practices... at least once every thirty-six months.high

P Quantitative Requirements (7)

Req ID Category Intent Legal Status Name Subdomain(s) Limit Type Limit Value Context Conditions Confidence
#P001designoperationalmandatoryHU delineation scale (Conterminous United States)otherrequirement1:24,000 scaleAt a minimum, the HUs are delineated at 1:24,000-scale in the conterminous United StatesApplies to the conterminous United Stateshigh
#P002designoperationalmandatoryHU delineation scale (Hawaii, Pacific basin and the Caribbean)otherrequirement1:25,000 scaleAt a minimum, the HUs are delineated at... 1:25,000-scale in Hawaii, Pacific basin and the CaribbeanApplies to Hawaii, Pacific basin and the Caribbeanhigh
#P003designoperationalmandatoryHU delineation scale (Alaska)otherrequirement1:63,360 scaleAt a minimum, the HUs are delineated at... 1:63,360-scale in AlaskaApplies to Alaskahigh
#P004designoperationalrecommendedMaximum usage scaleotherrequirement<= 1:24,000 scaleThese data should not be used at scales greater than 1:24,000 for the purpose of identifying hydrographic watershed boundary feature locations in the United States.When identifying hydrographic watershed boundary feature locations in the United Stateshigh
#P005physicalreportingunknownMinimum inherent errorotherunknown+/- 40 feetIt is assumed these data are mapped at approximately 1:24,000-scale and contain a minimum inherent error of +/- 40 feet.high
#P006designoperationalmandatoryLatitude_Resolutionotherrequirement1.0E-5 Decimal degreesLatitude_Resolution: 1.0E-5Horizontal Coordinate System Definitionhigh
#P007designoperationalmandatoryLongitude_Resolutionotherrequirement1.0E-5 Decimal degreesLongitude_Resolution: 1.0E-5Horizontal Coordinate System Definitionhigh

D Definitions (53)

Req ID Category Name Context Confidence
#D001Audita systematic and documented verification process that involves objectively obtaining and evaluating documents and processes to determine whether a Quality Management System conforms to the requirements of this Standard.high
#D002Calendar YearA period of one year beginning and ending with the dates conventionally accepted as marking the beginning and end of a year (January 1st to December 31st).high
#D003Consumerthe drinking water end user.high
#D004Corrective Actionaction to eliminate the cause of a detected nonconformity of the QMS with the requirements of the DWQMS or other undesirable situation.high
#D005Critical Control Limitthe point at which a Critical Control Point response procedure is initiated.high
#D006Critical Control Pointan essential step or point in the Subject System at which control can be applied by the Operating Authority to prevent or eliminate a Drinking Water Health Hazard or to reduce it to an acceptable level.high
#D007Documenthas the same meaning as 'document' defined in s. 2(1) of the Act.high
#D008Directormeans the director appointed for the purposes of s.15 of the Act.high
#D009Distribution Systemhas the same meaning as 'distribution system' defined in s. 2(1) of the Act.high
#D010Drinking Water Health Hazardhas the same meaning as 'drinking water health hazard' defined in s. 2(1) of the Act.high
#D011Drinking Water Quality Management Standard (DWQMS or this Standard)has the same meaning as Quality Management Standard for Drinking Water Systems approved under s. 21 of the Act.high
#D012Drinking Water Systemhas the same meaning as 'drinking water system' defined in s. 2(1) of the Act.high
#D013Environmental Registry of Ontariohas the same meaning as 'Registry' defined in s.2(1) of the Act.high
#D014Examination Summary Reporta report summarizing sampling, testing and monitoring information that is created for the purpose of demonstrating compliance with legislated requirements for a given time period.high
#D015Municipal Drinking Water Systemhas the same meaning as 'municipal drinking water system' defined in s. 2(1) of the Act.high
#D016Municipal Residential Drinking Water Systemhas the same meaning as 'large municipal residential system' or 'small municipal residential system' defined in s. 1(1) of O. Reg. 170/03.high
#D017Operating Authoritymeans, in respect of a Subject System, the person or entity that is given responsibility by the Owner for the operation, management, maintenance or alteration of the Subject System.high
#D018Operational Planmeans, in respect of a Subject System, the Operational Plan required by the Director's Directions.high
#D019Operational Subsystemmeans a part of a Municipal Residential Drinking Water System operated by a single Operating Authority and designated by the Owner as being an Operational Subsystem.high
#D020Ownerhas the same meaning as 'owner' defined in s. 2(1) of the Act.high
#D021Preventive Actionaction to prevent the occurrence of nonconformity of the QMS with the requirements of the DWQMS or other undesirable situation.high
#D022Primary Disinfectionhas the same meaning as 'primary disinfection' defined in s. 1(1) of O. Reg. 170/03.high
#D023PublicSubject System Consumers and stakeholders.high
#D024Quality Management System (QMS)a system to: a) establish policy and objectives, b) achieve established objectives, and c) direct and control an organization with regard to quality.high
#D025Quality Management System Policymeans the policy described in Element 2 developed for the Subject System or Subject Systems.high
#D026Recorda document stating results achieved or providing proof of activities performed.high
#D027Secondary Disinfectionhas the same meaning as 'secondary disinfection' defined in s. 1(1) of O. Reg. 170/03.high
#D028Subject Systemmeans: a) a Municipal Residential Drinking Water System where the system is operated by one Operating Authority, or b) an Operational Subsystem where two or more parts of a Municipal Residential Drinking Water System are operated by different Operating Authorities.high
#D029Supplieran organization or person that provides a product or service that affects drinking water quality.high
#D030Top Managementa person, persons or a group of people at the highest management level within an Operating Authority that makes decisions respecting the QMS and recommendations to the Owner respecting the Subject System or Subject Systems.high
#D031Treatment Systemhas the same meaning as 'treatment system' defined in s. 2(1) of the Act.high
#D032NPDESNational Pollutant Discharge Elimination Systemhigh
#D033AFOsanimal feeding operationshigh
#D034CAFOsconcentrated animal feeding operationshigh
#D035CAFsconfined animal facilities; the term used in California regulations to refer to animal feeding operations including CAFOs.high
#D036State Water BoardState Water Resources Control Boardhigh
#D037Regional Water BoardsRegional Water Quality Control Boardshigh
#D038WDR OrderWaste Discharge Requirements Order; essentially a state permit used to regulate dairies.high
#D039SWAMPSurface Water Ambient Monitoring Programhigh
#D040ROWDReport of Waste Dischargehigh
#D041CDQAPCalifornia Dairy Quality Assurance Programhigh
#D042BACTBest Available Control Technologieshigh
#D043CalEPACalifornia Environmental Protection Agencyhigh
#D044SWRCBState Water Resources Control Boardhigh
#D045WDRWaste Discharge Requirementshigh
#D046individual permita permit specifically tailored to an individual facility.high
#D047Major modificationsmodifications [that] require a public notice.high
#D048Minor modificationsmodifications [that] do not [require a public notice].high
#D049Form 200Application/General Information Form for WDRs and NPDES Permitshigh
#D050large passenger vesselscruise shipshigh
#D051ocean-going ships300 gross tons or more with sufficient holding tank capacityhigh
#D052U.S. EPAUnited States Environmental Protection Agencyhigh
#D053NDZNo Discharge Zonehigh