Arkansas Electric Cooperative Corporation-Thomas B. Fitzhugh Generating Station — NPDES permit AR0001759: limits, due date and EPA's record

Electric Services, Ozark, Arkansas. NPDES permit AR0001759, in force until Jul 31, 2027. Last 12 months: no values over a limit, 3 of 31 reports late. Source: EPA ECHO, Oct 22, 2026.

Limits in force (32)

Parameter	Statistic	Limit	Months	Outfall
Temperature, water deg. fahrenheit	monthly average	≤ 105 deg F	all year	001
Temperature, water deg. fahrenheit	instantaneous maximum	≤ 107 deg F	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Oxygen demand, chem. [low level] [COD]	monthly average	≤ 50 mg/L	all year	002
Oxygen demand, chem. [low level] [COD]	daily maximum	≤ 75 mg/L	all year	002
pH	minimum	≥ 6 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
Solids, total suspended	monthly average	≤ 30 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 53 mg/L	all year	002
Oil & Grease	monthly average	≤ 10 mg/L	all year	002
Oil & Grease	daily maximum	≤ 15 mg/L	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Oxygen demand, chem. [low level] [COD]	monthly average	≤ 50 mg/L	all year	003
Oxygen demand, chem. [low level] [COD]	daily maximum	≤ 75 mg/L	all year	003
Oxygen demand, chem. [low level] [COD]	monthly average	≤ 56.7 lb/d	all year	003
Oxygen demand, chem. [low level] [COD]	daily maximum	≤ 85.1 lb/d	all year	003
pH	minimum	≥ 6 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
Solids, total suspended	monthly average	≤ 35 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 53 mg/L	all year	003
Solids, total suspended	monthly average	≤ 39.7 lb/d	all year	003
Solids, total suspended	daily maximum	≤ 59.5 lb/d	all year	003
Oil & Grease	monthly average	≤ 10 mg/L	all year	003
Oil & Grease	daily maximum	≤ 15 mg/L	all year	003
Oil & Grease	monthly average	≤ 11.3 lb/d	all year	003
Oil & Grease	daily maximum	≤ 17 lb/d	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/AR0001759 · MCP: https://passage-data.com/mcp