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North Little Rock Electric Department - North Little Rock Hydro Plant

Electric Services, North Little Rock, Arkansas. NPDES permit AR0048542, in force until Dec 31, 2028. Last 12 months: no values over a limit, 3 of 40 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A monthly (8 values), outfall 002 form A monthly (8 values), outfall 003 form A monthly (2 values), outfall 003 form Q quarterly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 7 of 40 reports late

Limits in force (24)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Oil & Greasemonthly average≤ 68.1 lb/dall year001
Oil & Greasedaily maximum≤ 102.1 lb/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasemonthly average≤ 10 mg/Lall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Oil & Greasemonthly average≤ 68.1 lb/dall year002
Oil & Greasedaily maximum≤ 102.1 lb/dall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Oil & Greasemonthly average≤ 10 mg/Lall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Oil & Greasemonthly average≤ 1.9 lb/dall year003
Oil & Greasedaily maximum≤ 2.8 lb/dall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003

Cited limits by parameter: Arkansas's rules and the federal ones.

Same industry: the 18 Electric Services permits in Arkansas.

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Your permit document is the final word. As JSON: /api/v1/permits/AR0048542 · MCP: https://passage-data.com/mcp