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Document ID us-cgprtt-2026-03-25-3 Title Construction General Permit Resources, Tools, and Templates URL https://www.epa.gov/npdes/getting-coverage-under-epas-construction-general-permit-waivers Jurisdiction /us Subdomain(s) none Language Status completed Analyzed at 2026-05-12 04:39:25.409714+00:00 Relevance inventory_targeted_fetch

Q Qualitative Requirements (42)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#Q001administrativeoperationalmandatoryNPDES Permit Coverage Obligationwastewater, otherIn general, you need to obtain coverage under an NPDES permit if you will discharge stormwater from construction activities and: Your site will disturb one or more acres of land, or less than one acre of land and is part of a common plan of development or sale that will ultimately disturb one or more acres of land; and You are considered an operator of the construction site because you have operational control over: construction plans and specifications, including the ability to make modifications to them; or day-to-day control of site activities at a project that are necessary to ensure compliance with permit conditionsif you will discharge stormwater from construction activities and: Your site will disturb one or more acres of land... and You are considered an operator of the construction sitehigh
#Q002administrativeoperationalguidanceUse Permit Flow Chartwastewater, otherYou can use the "Do I Need a Permit?" flow chart to help determine if and from whom you need to get NPDES permit coverage for your construction activities.high
#Q003administrativeoperationalmandatoryRead CGP and Fact Sheetwastewater, otherStep 1. Read the CGP and Fact Sheetmedium
#Q004administrativeoperationalmandatoryMeet CGP Eligibility Conditionswastewater, otherBefore submitting your Notice of Intent (NOI), the form you file to obtain coverage under the CGP in step 4 below, you must meet the CGP’s eligibility conditions and follow the requirements for obtaining permit coverage:Before submitting your Notice of Intent (NOI)high
#Q005administrativeoperationalmandatoryEnsure Operator Statuswastewater, otherEnsure you are an “operator” of a construction site for which discharges will be covered under the CGP (See CGP Part 1.1.1).high
#Q006administrativeoperationalmandatoryConfirm Site Construction Activities Disturbancewastewater, otherConfirm your site’s construction activities: Will disturb one or more acres of land, or will disturb less than one acre of land but are part of a common plan of development or sale (as defined in Appendix A) that will ultimately disturb one or more acres of land; or Have been designated by EPA as needing permit coverage under 40 CFR § 122.26(a)(1)(v) or 40 CFR § 122.26(b)(15)(ii).high
#Q007administrativeoperationalmandatoryDetermine Eligible Area Locationwastewater, otherDetermine if your site is located in an area eligible for coverage.high
#Q008administrativeoperationalmandatoryEnsure Discharges Are Not Otherwise Covered or Deniedwastewater, otherEnsure discharges from your site are not: (i) Already covered by a different NPDES permit for the same discharge; or (ii) In the process of having coverage under a different NPDES permit for the same discharge denied, terminated, or revoked (see CGP Part 1.1.4).high
#Q009administrativeoperationalmandatoryEndangered Species Act Protection Eligibilitywastewater, otherFollowing the procedures in Appendix D of the 2022 CGP, demonstrate you meet one of the criteria related to the protection of federally listed endangered or threatened species and federally designated critical habitat under the Endangered Species Act (ESA).high
#Q010administrativeoperationalmandatoryHistoric Properties Protection Eligibilitywastewater, otherFollowing the procedures in Appendix E of the 2022 CGP, demonstrate you meet one of the criteria related to the protection of historic properties.high
#Q011administrativeoperationalmandatoryComply with State/Tribe/Territory Requirementswastewater, otherComply with all requirements in Part 9 imposed by the applicable State, Indian Tribe, or territory in which your construction activities and/or discharge will occur.high
#Q012administrativeoperationalmandatoryConfirm Applicable New Source Requirementswastewater, otherConfirm any applicable new source requirements related to discharges from your site not meeting applicable water.high
#Q013administrativetreatmentmandatoryCationic Treatment Chemicals Authorizationwastewater, otherConfirm if you plan to add “cationic treatment chemicals” to stormwater and/or authorized non-stormwater prior to discharge, that the applicable EPA Regional Office has authorized coverage after you have included appropriate controls and implementation procedures designed to ensure that your use of cationic treatment chemicals will result in discharges that meet applicable water quality standards.if you plan to add “cationic treatment chemicals” to stormwater and/or authorized non-stormwater prior to dischargehigh
#Q014administrativeoperationalmandatoryDevelop Stormwater Pollution Prevention Plan (SWPPP)wastewater, otherBefore submitting your Notice of Intent (NOI), the form you file to obtain coverage under the CGP in step 4, you must develop the SWPPP consistent with the requirements in Part 7 of the CGP.Before submitting your Notice of Intent (NOI)high
#Q015reportingreportingmandatorySubmit Notice of Intent (NOI)wastewater, otherStep 4. Submit an NOI for your site using EPA's NPDES eReporting Tool (NeT) for the CGP.high
#Q016reportingreportingmandatoryNOI Submission Deadline Obligationwastewater, otherTo be covered under the CGP, you must submit your NOI by the deadline specified in the table below.high
#Q017reportingreportingmandatoryNOI Deadline for New Siteswastewater, otherAt least 14 calendar days before commencing construction activities.Operator of a new site (i.e., a site where construction activities commence on or after February 17, 2022)high
#Q018reportingreportingmandatoryNOI Deadline for Existing Siteswastewater, otherNo later than May 18, 2022.Operator of an existing site (i.e., a site with 2017 CGP coverage where construction activities commenced prior to February 17, 2022)high
#Q019reportingreportingmandatoryNOI Deadline for New Operator of Permitted Sitewastewater, otherAt least 14 calendar days before the date the transfer to the new operator will take place.New operator of a permitted site (i.e., an operator that through transfer of ownership and/or operation replaces the operator of an already permitted construction site that is either a “new site” or an “existing site”)high
#Q020reportingreportingmandatoryNOI Deadline for Emergency-related Projectswastewater, otherNo later than 30 calendar days after commencing construction activities.Emergency-related project (i.e., a project initiated in response to a public emergency (e.g., mud slides, earthquake, extreme flooding conditions, disruption in essential public services), for which the related work requires immediate authorization to avoid imminent endangerment to human health or the environment, or to reestablish essential public services)high
#Q021administrativereportingguidanceLow Erosivity Waiver Submissionwastewater, otherIf your project is located in an area where EPA is the permitting authority, your project disturbs less than five acres, and your R-factor is less than five, you can submit a Low Erosivity Waiver (LEW) form via EPA's NPDES eReporting Tool (NeT) for CGP.If your project is located in an area where EPA is the permitting authority, your project disturbs less than five acres, and your R-factor is less than fivehigh
#Q022reportingreportingmandatoryState Geospatial Data Submission RequirementotherTo be included in this dataset states and other jurisdictions must have submitted information to the program database and be indexed to NHDPlus hydrography.To be included in the National Geospatial Datasetshigh
#Q023operationaloperationalguidanceRelational Key Implementation for Data JoiningotherUse the provided ESRI_KEY for joining tables.Note that there is a many-to-many relationship between attributes and geospatial records.high
#Q024operationaloperationalguidanceWQSDB Date Table Reference Requirementaquatic life, recreational waterRefer to the WQSDB Date Table for information regarding dates of indexing.high
#Q025reportingreportingmandatoryIntegrated Water Quality Assessment Reportingaquatic life, recreational water, otherStates, territories and authorized tribes (states for brevity) assess the quality of their surface waters and report it to EPA as part of their Integrated Report, which combines Clean Water Act Sections 303(d) and 305(b).Applicable to states, territories, and authorized tribes as part of CWA obligationshigh
#Q026operationaloperationalguidanceWQS Relational Key ImplementationotherRelational key: RAD source_featureid = WQS wqs_entity_idWhen attempting to join geospatial and attribute data for the 303(c) Water Quality Standards datasethigh
#Q027prohibitionhealthmandatoryVessel Sewage Discharge Prohibitionwastewater, drinking water, aquatic lifeThese tables list states where the current no-discharge zones (NDZs) for vessel sewage are located. The tables also include the names of the waterbodies, the type of designation, a link to the Federal Register Notice describing the action and a clickable map. ... NDZ designation types include: 312(f)(3) protecting aquatic habitats where pumpout facilities are available; 312(f)(4)(A) protecting special aquatic habitats or species; and 312(f)(4)(B) protecting drinking water intake zones to protect human health.Applicable within designated no-discharge zones (NDZs) for vessel sewage as listed in the provided tables.high
#Q028administrativeunknownguidanceSecure Website UsageotherShare sensitive information only on official, secure websites.When sharing sensitive information on government websites.high
#Q029administrativeunknownguidanceExternal Link Privacy AwarenessotherAlso, be aware that the privacy protection provided on the EPA.gov domain (see Privacy and Security Notice) may not be available at the external link.When following links to non-EPA websites from the provided tables.high
#Q030prohibitionhealthmandatoryUSDW Contamination Preventiondrinking waterThe goal of federal regulations is to prevent contamination of "underground sources of drinking water" (USDW) from the placement of fluids underground through injection wells.from the placement of fluids underground through injection wellshigh
#Q031operationaloperationalmandatoryInjection Well Regulationdrinking water, otherThe underground injection control regulations do this by regulating the construction, operation, and closure of injection wells.high
#Q032operationaloperationalmandatoryPart 144 UIC Program Requirementsdrinking waterPart 144: Underground Injection Control Program - provides minimum requirements for the UIC program promulgated under the SDWA.high
#Q033operationaloperationalmandatoryPart 146 Injection Well Criteria and Standardsdrinking waterPart 146: Underground Injection Control Program: Criteria and Standards - includes technical standards for various classes of injection wells.high
#Q034prohibitionhealthmandatoryPart 148 Hazardous Waste Injection RestrictionsotherPart 148: Hazardous Waste Injection Restrictions - describes the requirements for Class I hazardous waste injection wells.high
#Q035administrativeoperationalrecommendedFactor Consideration for Program Developmentdrinking waterWhen developing a program, partners should account for a variety of factors such as local environmental conditions, the needs and capacity of water providers, stakeholder interests, and other site-specific factors.When developing a source water protection programhigh
#Q036monitoringoperationalguidanceSource Water Protection Area Delineationdrinking waterStep 1 - Delineate the source water protection area (SWPA).As part of the assessment phase for a source water protection programhigh
#Q037monitoringoperationalguidanceContaminant Source Inventorydrinking waterStep 2 – Inventory known and potential sources of contamination.As part of the assessment phase for a source water protection programhigh
#Q038monitoringoperationalguidancePublic Water System Susceptibility Determinationdrinking waterStep 3 – Determine the susceptibility of the public water system to contaminant sources or activities within the SWPA.As part of the assessment phase for a source water protection programhigh
#Q039administrativereportingguidancePublic Engagement on Assessment Threatsdrinking waterStep 4 – Engage the public about threats identified in the assessment.As part of the assessment phase for a source water protection programhigh
#Q040operationaloperationalguidanceAction Plan Developmentdrinking waterStep 5—Develop an action plan to identify and prioritize specific implementation activities.As part of the protection phase for a source water protection programhigh
#Q041operationaloperationalguidanceImplementation of Protective Actionsdrinking waterStep 6 – Protect source of drinking water by implementing protective actions.As part of the protection phase for a source water protection programhigh
#Q042operationaloperationalrecommendedPeriodic Action Plan Evaluation and Revisiondrinking waterPlans should be evaluated and, if necessary, revised in response to new information, such as changes to the watershed or source water protection area or other factors that could affect the relevance and efficacy of the plan.As part of the protection phase for a source water protection programhigh

P Quantitative Requirements (3)

Req ID Category Intent Legal Status Name Subdomain(s) Limit Type Limit Value Context Conditions Confidence
#P001operationaloperationalmandatoryDisturbed Land Area for General Permit Coverageotherrequirement>= 1 acresRequirement to obtain coverage under an NPDES permit for discharging stormwater from construction activities.Applicable if the site will disturb one or more acres of land, or less than one acre but is part of a common plan of development or sale that will ultimately disturb one or more acres.high
#P002operationaloperationalmandatoryDisturbed Land Area for Small Construction Activity Waiverotherrequirement<= 5 acresEPA's regulations allow operators of small construction sites to be waived from the requirement to obtain NPDES permit coverage.In three limited circumstances including Low Erosivity Waiver, Approved TMDLs, or Discharges to non-impaired waters.high
#P003physicaloperationalmandatoryRainfall erosivity factor (R-factor)otherrequirement< 5 dimensionlessLow Erosivity Waiver (LEW) eligibility for small construction sites.During the period of construction activity.high

D Definitions (27)

Req ID Category Name Context Confidence
#D001SWPAsource water protection areahigh
#D002DWMAPSDrinking Water Mapping Application to Protect Source Watershigh
#D003SDWISSafe Drinking Water Information Systemhigh
#D004NPDESNational Pollution Discharge Elimination Systemhigh
#D005TRIToxic Release Inventoryhigh
#D006ECHOEnforcement and Compliance Onlinehigh
#D007RCRAInfoResource Conservation and Recovery Act Informationhigh
#D008SWPSource Water Protectionhigh
#D009source water protection area (SWPA)the area to be assessed and protected based on where the public water system draws drinking water supplies.high
#D010contaminant source inventorylists all documented and potential contaminant sources or activities of concern within the SWPA that may pose a threat to drinking water supplies.high
#D011Drinking Water Mapping Application to Protect Source Waters (DWMAPS)an online mapping tool for source water assessment and planning.high
#D012Action planoutlining strategies and resources required for the long-term management of the source to prevent contaminationhigh
#D013SWPAsource water protection areahigh
#D014DWMAPSDrinking Water Mapping Application to Protect Source Watershigh
#D015SDWISSafe Drinking Water Information Systemhigh
#D016NPDESNational Pollution Discharge Elimination Systemhigh
#D017TRIToxic Release Inventoryhigh
#D018ECHOEnforcement and Compliance Onlinehigh
#D019RCRAInfoResource Conservation and Recovery Act Informationhigh
#D020SWPSource Water Protectionhigh
#D021DWMAPSDrinking Water Mapping Application to Protect Source Watershigh
#D022NOINotice of Intenthigh
#D023NOTNotice of Terminationhigh
#D024LEWLow Erosivity Waiverhigh
#D025CGPConstruction General Permithigh
#D026CGP-NeTelectronic CGP submission system, the NPDES eReporting Toolhigh
#D027NPDESNational Pollutant Discharge Elimination Systemhigh