Compare Regulations
Compare state-level permit requirements side-by-side (up to 4 states)
AR(3 more)
Rows with an amber indicator differ across selected states.
| Field | AR Arkansas |
|---|---|
| NPDES Program | State-Delegated |
| Permitting Agency | Arkansas Department of Energy and Environment, Division of Environmental Quality (DEQ) |
| Permit Name | NPDES General Permit ARR150000 (Construction Stormwater General Permit) |
| Construction Threshold | ≥ 1 acre of land disturbance, or < 1 acre if part of a larger common plan of development or sale that will ultimately disturb ≥ 1 acre |
| NOI Lead Time | NOI must be submitted and permit coverage obtained at least 7 days before construction activity begins |
| Application Method | Online via Arkansas DEQ eDMR/eNOI web portal; paper NOI (Form SW-NOI) may also be submitted by mail to DEQ's Water Division |
| Permit Fee | $0 — Arkansas does not charge a fee for the construction general permit NOI |
| SWPPP Required | Yes |
| PE Certification Required | No |
| SWPPP Template Available | Yes |
| Inspection Frequency | At least every 14 calendar days and within 24 hours of a precipitation event that produces 0.5 inches or more of rain at the site |
| Inspector Qualification | A knowledgeable employee or agent of the permittee must conduct inspections; Arkansas does not currently require a state-specific inspector certification. The inspector must be familiar with the SWPPP and the BMPs implemented at the site. |
| Post-Construction Required | Yes |
| Turbidity Standard | No numeric NTU limit in the construction general permit; narrative water quality standard applies |