Most states have been authorized to implement the NPDES stormwater program, as described in the table below. The Construction General Permit and Multi-Sector General Permit apply only in areas where EPA is the permitting authority. This information can also be found in Appendix B of the 2008 CGP (PDF) (6 pp, 122K) and Appendix C of the 2008 MSGP (PDF) (5 pp, 211KB). (Note: EPA Region 4 maintains a separate permit (PDF) (104 pp, 1.3MB) for construction activities on Indian Country in Alabama, Florida, Mississippi, and North Carolina.)
| |
Construction General Permits |
Multi-Sector General Permits |
State or Territory Name |
Is EPA the Permitting Authority? |
Areas of Coverage / Where EPA is Permitting Authority / Permit Number |
Additional Permit Conditions?
(If Yes, see part 10 of the CGP) |
Is EPA the Permitting Authority? |
Areas of Coverage / Where EPA is Permitting Authority / Permit Number |
Additional Permit Conditions?
(If Yes, see part 9 of the MSGP) |
| Alabama |
For Indian Country only |
Indian Country construction activities in Region 4 must use this Region 4 Construction General Permit (PDF) [104 pp, 1.3 MB].
Must submit the NOI to the Stormwater Notice Processing Center or use eNOI. |
No |
For Indian Country only |
Indian Country within the State of Alabama, contact EPA Region 4. |
No |
| Alaska |
Yes |
The State of Alaska (except Indian Country lands). Permit number: AKR100000
Indian Country within the State of Alaska. Permit Number: AKR10000I |
Yes |
Yes |
The State of Alaska, except Indian Country lands. Permit Number: AKR050000
Indian Country within the State of Alaska. Permit Number: AKR05000I |
Yes |
| American Samoa |
Yes |
The Islands of American Samoa. Permit Number: ASR100000 |
Yes |
Yes |
The Islands of American Samoa. Permit Number: ASR050000 |
Yes |
| Arizona |
For Indian Country only |
Indian Country within the State of Arizona, as well as Navajo Reservation in New Mexico and Utah. Permit Number: AZR10000I |
Yes |
Yes |
The State of Arizona, except Indian Country. Permit Number: AZR050000
Indian Country within the State of Arizona, including Navajo Reservation in New Mexico and Utah. Permit Number: AZR05000I |
Yes |
| Arkansas |
No |
The State of Arkansas is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Arkansas is the NPDES Permitting Authority for all regulated discharges. |
No |
| California |
For Indian Country only |
Indian Country within the State of California. Permit Number: CAR10000I |
No |
For Indian Country only |
Indian Country within the State of California. Permit Number: CAR05000I |
Yes |
| Colorado |
For Indian Country and Federal Facilities only |
Indian Country within the State of Colorado, as well as the portion of the Ute Mountain Reservation located in New Mexico. Permit Number: COR10000I
Federal Facilities in the State of Colorado, except those located on Indian country. Permit Number: COR10000F |
No |
For Indian Country and Federal Facilities only |
Indian Country and Federal Facilities within the State of Colorado, contact EPA Region 8. |
No |
| Connecticut |
For Indian Country only |
Indian Country within the State of Connecticut. Permit Number: CTR10000I |
No |
For Indian Country only |
Indian Country within the State of Connecticut. Permit Number: CTR05000I |
No |
| Delaware |
For Federal Facilities only |
Federal Facilities in the State of Delaware. Permit Number: DER10000F |
No |
For Federal Facilities only |
Federal Facilities in the State of Delaware. Permit Number: DER05000F |
No |
| District of Columbia |
Yes |
The District of Columbia. Permit Number: DCR100000 |
No |
Yes |
The District of Columbia. Permit Number: DCR050000 |
Yes |
| Florida |
For Indian Country only |
Indian Country construction activities in Region 4 must use this Region 4 Construction General Permit (PDF) [104 pp, 1.3 MB].
Must submit the NOI to the Stormwater Notice Processing Center or use eNOI. |
No |
For Indian Country only |
Indian Country within the State of Florida, contact EPA Region 4. |
No |
| Georgia |
No |
The State of Georgia is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Georgia is the NPDES Permitting Authority for all regulated discharges. |
No |
| Guam |
Yes |
The Island of Guam. Permit Number: GUR100000 |
No |
Yes |
The Island of Guam. Permit Number: GUR050000 |
No |
| Hawaii |
No |
The State of Hawaii is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Hawaii is the NPDES Permitting Authority for all regulated discharges. |
No |
| Idaho |
Yes |
The State of Idaho (except Indian Country lands). Permit Number: IDR100000
Indian Country within the State of Idaho, except Duck Valley Reservation lands, which are covered under Nevada permit NVR10000I. Permit Number: IDR10000I |
Yes |
Yes |
The State of Idaho (except Indian Country lands). Permit Number: IDR050000
Indian Country within the State of Idaho, except Duck Valley Reservation lands, which are covered under Nevada permit NVR05000I. Permit Number: IDR05000I |
Yes |
| Illinois |
No |
The State of Illinois is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Illinois is the NPDES Permitting Authority for all regulated discharges. |
No |
| Indiana |
No |
The State of Indiana is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Indiana is the NPDES Permitting Authority for all regulated discharges. |
No |
| Iowa |
For Indian Country only |
Indian Country within the State of Iowa. Permit Number: IAR10000I |
No |
For Indian Country only |
Indian Country within the State of Iowa, contact EPA Region 7. |
No |
| Johnston Atoll |
Yes |
The Island of Johnston Atoll. Permit Number: JAR100000 |
No |
Yes |
The Island of Johnston Atoll. Permit Number: JAR050000 |
No |
| Kansas |
For Indian Country only |
Indian Country within the State of Kansas. Permit Number: KSR10000I |
No |
For Indian Country only |
Indian Country within the State of Kansas, contact EPA Region 7. |
No |
| Kentucky |
No |
The State of Kentucky is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Kentucky is the NPDES Permitting Authority for all regulated discharges. |
No |
| Louisiana |
For Indian Country only |
Indian Country within the State of Louisiana. Permit Number: LAR15000I |
No |
For Indian Country only |
Indian Country within the State of Louisiana. Permit Number: LAR05000I |
No |
| Maine |
No |
The State of Maine is the NPDES Permitting Authority for all regulated discharges. |
No |
For Indian Country only |
Indian Country within the State of Maine. Permit Number:MER05000I |
No |
| Maryland |
No |
The State of Maryland is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Maryland is the NPDES Permitting Authority for all regulated discharges. |
No |
| Massachusetts |
Yes |
Commonwealth of Massachusetts (except Indian Country lands). Permit Number: MAR100000
Indian Country within the Commonwealth of Massachusetts. Permit Number: MAR10000I |
Yes |
Yes |
Commonwealth of Massachusetts, except Indian Country lands.
Permit Number: MAR050000
Indian Country within the Commonwealth of Massachusetts. Permit Number: MAR05000I |
Yes |
| Michigan |
For Indian Country only |
Indian Country within the State of Michigan. Permit Number: MIR10000I |
No |
For Indian Country only |
Indian Country within the State of Michigan. Permit Number: MIR05000I |
No |
| Midway Islands |
Yes |
The Islands of Midway Island and Wake Island. Permit Number: MWR100000 |
No |
Yes |
The Islands of Midway Island and Wake Island. Permit Number: MWR050000 |
No |
| Minnesota |
For Indian Country only |
Indian Country within the State of Minnesota. Permit Number: MNR10000I |
No |
For Indian Country only |
Indian country within the State of Minnesota. Permit Number: MNR05000I |
Yes |
| Mississippi |
For Indian Country only |
Indian Country construction activities in Region 4 must use this Region 4 Construction General Permit (PDF) [104 pp, 1.3 MB].
Must submit the NOI to the Stormwater Notice Processing Center or use eNOI. |
No |
For Indian Country only |
Indian Country within the State of Mississippi, contact EPA Region 4. |
No |
| Missouri |
No |
The State of Missouri is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Missouri is the NPDES Permitting Authority for all regulated discharges. |
No |
| Montana |
For Indian Country only |
Indian Country within the State of Montana. Permit Number: MTR10000I |
No |
For Indian Country only |
Indian Country within the State of Montana, contact EPA Region 8. |
No |
| Nebraska |
For Indian Country only |
Indian Country within the State of Nebraska, except Pine Ridge Reservation (see Region 8). Permit Number: NER10000I |
No |
For Indian Country only |
Indian Country within the State of Nebraska, contact EPA Region 7. |
No |
| Nevada |
For Indian Country only |
Indian Country within the State of Nevada, as well as the Duck Valley Reservation in Idaho, the Fort McDermitt Reservation in Oregon and the Goshute Reservation in Utah. Permit Number: NVR10000I |
No |
For Indian Country only |
Indian Country within the State of Nevada, as well as the Duck Valley Reservation in Idaho, the Fort McDermitt Reservation in Oregon and the Confederated Tribes of the Goshute Reservation in Utah. Permit Number: NVR05000I |
Yes |
| New Hampshire |
Yes |
State of New Hampshire. Permit Number: NHR100000 |
No |
Yes |
State of New Hampshire. Permit Number: NHR050000 |
Yes |
| New Jersey |
No |
The State of New Jersey is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of New Jersey is the NPDES Permitting Authority for all regulated discharges. |
No |
| New Mexico |
Yes |
The State of New Mexico (except Indian Country lands). Permit Number: NMR150000
Indian Country within the State of New Mexico, except Navajo Reservation that are covered under Arizona permit AZR10000I and Ute Mountain Reservation that are covered under Colorado permit COR10000I. Permit Number: NMR15000I |
Yes |
Yes |
The State of New Mexico (except Indian Country lands). Permit Number: NMR050000
Indian Country within the State of New Mexico, except Navajo Reservation that are covered under Arizona Permit Number: AZR05000I and Ute Mountain Reservation that are cov |
Yes |
| New York |
For Indian Country only |
Indian Country within the State of New York. Permit Number: NYR10000I |
Yes |
No |
The State of New York is the NPDES Permitting Authority for all regulated discharges. |
No |
| North Carolina |
For Indian Country only |
Indian Country construction activities in Region 4 must use this Region 4 Construction General Permit (PDF) [104 pp, 1.3 MB].
Must submit the NOI to the Stormwater Notice Processing Center or use eNOI. |
No |
For Indian Country only |
Indian Country within the State of North Carolina, contact EPA Region 4. |
No |
| North Dakota |
For Indian Country only |
Indian country within the State of North Dakota, as well as that portion of the Standing Rock Reservation located in South Dakota (except for the portion of the within the former boundaries of the Lake Traverse Reservation which is covered under South Dakota permit SDR10000I listed below). Permit Number: NDR10000I |
No |
For Indian Country only |
Indian Country within the State of North Dakota, contact EPA Region 8. |
No |
| Northern Mariana Islands |
Yes |
Commonwealth of the Northern Mariana Islands. Permit Number: NIR100000 |
Yes |
Yes |
Commonwealth of the Northern Mariana Islands. Permit Number: NIR050000 |
Yes |
| Ohio |
No |
The State of Ohio is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Ohio is the NPDES Permitting Authority for all regulated discharges. |
No |
| Oklahoma |
For Indian Country and specific discharges only |
Indian Country within the State of Oklahoma. Permit Number: OKR15000I
Discharges in the State of Oklahoma that are not under the authority of the Oklahoma Department of Environmental Quality, including activities associated with oil and gas exploration, drilling, operations, and pipelines (includes SIC Groups 13 and 46, and SIC codes 492 and 5171), and point source discharges associated with agricultural production, services, and silviculture (includes SIC Groups 01, 02, 07, 08, 09). Permit Number: OKR15000F |
No |
For Indian Country and specific discharges only |
Indian Country within the State of Oklahoma. Permit Number: OKR05000I
Facilities in the State of Oklahoma not under the jurisdiction of the Oklahoma Department of Environmental Quality, except those on Indian Country lands. EPA-jurisdiction facilitie |
Yes |
| Oregon |
For Indian Country only |
Indian Country within the State of Oregon, except Fort McDermitt Reservation which are covered under Nevada permit NVR10000I. Permit Number: ORR10000I |
Yes |
For Indian Country only |
Indian Country within the State of Oregon, except Fort McDermitt Reservation lands, which are covered under Nevada permit NVR05000I. Permit Number: ORR05000I |
Yes |
| Pennsylvania |
No |
The State of Pennsylvania is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Pennsylvania is the NPDES Permitting Authority for all regulated discharges. |
No |
| Puerto Rico |
Yes |
The Commonwealth of Puerto Rico. Permit Number: PRR100000 |
No |
Yes |
The Commonwealth of Puerto Rico. Permit Number: PRR050000 |
Yes |
| Rhode Island |
For Indian Country only |
Indian Country within the State of Rhode Island. Permit Number: RIR10000I |
No |
For Indian Country only |
Indian Country within the State of Rhode Island. Permit Number: RIR05000I |
Yes |
| South Carolina |
No |
The State of South Carolina is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of South Carolina is the NPDES Permitting Authority for all regulated discharges. |
No |
| South Dakota |
For Indian Country only |
Indian Country within the State of South Dakota, as well as the portion of the Pine Ridge Reservation located in Nebraska and the portion of the within the former boundaries of the Lake Traverse Reservation located in North Dakota (except for the Standing Rock Reservation which is covered under North Dakota permit NDR10000I listed above). Permit Number: SDR10000I |
No |
For Indian Country only |
Indian Country within the State of South Dakota, contact EPA Region 8. |
No |
| Tennessee |
No |
The State of Tennessee is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Tennessee is the NPDES Permitting Authority for all regulated discharges. |
No |
| Texas |
For Indian Country and specific discharges only |
Indian Country within the State of Texas. Permit Number: TXR15000I
Discharges in the State of Texas that are not under the authority of the Texas Commission on Environmental Quality (formerly TNRCC), including activities associated with the exploration, development, or production of oil or gas or geothermal resources, including transportation of crude oil or natural gas by pipeline. Permit Number: TXR15000F |
No |
For Indian Country and specific discharges only |
Indian Country within the State of Texas. Permit Number: TXR05000I
Facilities in the State of Texas not under the jurisdiction of the Texas Commission on Environmental Quality, except those on Indian Country lands. EPA-jurisdiction facilities include |
No |
| Utah |
For Indian Country only |
Indian country within the State of Utah, except the Goshute Reservation which is covered under Nevada permit NVR10000I and the Navajo Reservation which is covered under Arizona permit AZR10000I. Permit Number: UTR10000I |
No |
For Indian Country only |
Indian Country within the State of Utah, contact EPA Region 8. |
No |
| Vermont |
For Federal Facilities only |
Federal Facilities in the State of Vermont. Permit Number: VTR10000F |
No |
For Federal Facilities only |
Federal Facilities in the State of Vermont. Permit Number: VTR05000F |
No |
| Virgin Islands |
No |
The Virgin Islands is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The Virgin Islands is the NPDES Permitting Authority for all regulated discharges. |
No |
| Virginia |
No |
The State of Virginia is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of Virginia is the NPDES Permitting Authority for all regulated discharges. |
No |
| Wake Island |
Yes |
The Islands of Midway Island and Wake Island. Permit Number: MWR100000 |
No |
Yes |
The Islands of Midway Island and Wake Island. Permit Number: MWR050000 |
No |
| Washington |
For Indian Country and Federal Facilities only |
Federal Facilities in the State of Washington, except those located on Indian Country lands. Permit Number: WAR10000F
Indian Country within the State of Washington. Permit Number: WAR10000I |
Yes |
For Indian Country and Federal Facilities only |
Indian Country within the State of Washington. Permit Number: WAR05000I
Federal Facilities in the State of Washington, except those located on Indian Country lands. Permit Number: WAR05000F |
Yes |
| West Virginia |
No |
The State of West Virginia is the NPDES Permitting Authority for all regulated discharges. |
No |
No |
The State of West Virginia is the NPDES Permitting Authority for all regulated discharges. |
No |
| Wisconsin |
For Indian Country only |
Indian Country within the State of Wisconsin, except the Sokaogon Chippewa (Mole Lake) Community. Permit Number: WIR10000I |
No |
For Indian Country only |
Indian Country within the State of Wisconsin, except the Sokaogon Chippewa Community. Permit Number: WIR05000I |
No |
| Wyoming |
For Indian Country only |
Indian Country within the State of Wyoming. Permit Number: WYR10000I |
No |
For Indian Country only |
Indian Country within the State of Wyoming, contact EPA Region 8. |
No |
