City of Pigeon Forge — NPDES permit TN0081132: limits, due date and EPA's record

Sewage treatment plant, major discharger, Pigeon Forge, Tennessee. NPDES permit TN0081132, in force until Dec 31, 2030. Last 12 months: no values over a limit, 1 of 18 reports late. Source: EPA ECHO, Oct 22, 2026.

Limits in force (129)

Parameter	Statistic	Limit	Months	Outfall
Oxygen, dissolved [DO]	instantaneous minimum	≥ 6 mg/L	all year	001
Oxygen, dissolved [DO]	instantaneous minimum	≥ 6 mg/L	all year	001
Oxygen, dissolved [DO]	instantaneous minimum	≥ 6 mg/L	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Solids, total suspended	monthly average	≤ 30 mg/L	all year	001
Solids, total suspended	monthly average	≤ 30 mg/L	all year	001
Solids, total suspended	monthly average	≤ 30 mg/L	all year	001
Solids, total suspended	weekly average	≤ 40 mg/L	all year	001
Solids, total suspended	weekly average	≤ 40 mg/L	all year	001
Solids, total suspended	weekly average	≤ 40 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	001
Solids, total suspended	monthly average	≤ 2001 lb/d	all year	001
Solids, total suspended	monthly average	≤ 2001 lb/d	all year	001
Solids, total suspended	monthly average	≤ 2001 lb/d	all year	001
Solids, total suspended	weekly average	≤ 2668 lb/d	all year	001
Solids, total suspended	weekly average	≤ 2668 lb/d	all year	001
Solids, total suspended	weekly average	≤ 2668 lb/d	all year	001
Solids, settleable	daily maximum	≤ 1 mL/L	all year	001
Solids, settleable	daily maximum	≤ 1 mL/L	all year	001
Solids, settleable	daily maximum	≤ 1 mL/L	all year	001
Nitrogen, total [as N]	daily maximum	report only (mg/L)	all year	001
Nitrogen, total [as N]	daily maximum	report only (mg/L)	all year	001
Nitrogen, total [as N]	daily maximum	report only (mg/L)	all year	001
Nitrogen, total [as N]	daily maximum	report only (lb/d)	all year	001
Nitrogen, total [as N]	daily maximum	report only (lb/d)	all year	001
Nitrogen, total [as N]	daily maximum	report only (lb/d)	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 5 mg/L	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 5 mg/L	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 5 mg/L	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 7.5 mg/L	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 7.5 mg/L	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 7.5 mg/L	all year	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	all year	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	all year	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 333 lb/d	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 333 lb/d	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 333 lb/d	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 500 lb/d	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 500 lb/d	all year	001
Nitrogen, ammonia total [as N]	weekly average	≤ 500 lb/d	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	001
Phosphorus, total [as P]	daily maximum	report only (lb/d)	all year	001
Phosphorus, total [as P]	daily maximum	report only (lb/d)	all year	001
Phosphorus, total [as P]	daily maximum	report only (lb/d)	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	monthly average	report only (MGD)	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
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
E. coli	monthly geometric mean	≤ 126 #/100mL	all year	001
E. coli	monthly geometric mean	≤ 126 #/100mL	all year	001
E. coli	monthly geometric mean	≤ 126 #/100mL	all year	001
E. coli	daily maximum	≤ 410 #/100mL	all year	001
E. coli	daily maximum	≤ 410 #/100mL	all year	001
E. coli	daily maximum	≤ 410 #/100mL	all year	001
SSO, Dry Weather	monthly total	≤ 0 occur/mo	all year	001
SSO, Dry Weather	monthly total	≤ 0 occur/mo	all year	001
SSO, Dry Weather	monthly total	≤ 0 occur/mo	all year	001
SSO, Wet Weather	monthly total	≤ 0 occur/mo	all year	001
SSO, Wet Weather	monthly total	≤ 0 occur/mo	all year	001
SSO, Wet Weather	monthly total	≤ 0 occur/mo	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 20 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 20 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 20 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 25 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 25 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 25 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	daily maximum	≤ 30 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	daily maximum	≤ 30 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	daily maximum	≤ 30 mg/L	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 1334 lb/d	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 1334 lb/d	all year	001
BOD, carbonaceous [5 day, 20 C]	monthly average	≤ 1334 lb/d	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 1668 lb/d	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 1668 lb/d	all year	001
BOD, carbonaceous [5 day, 20 C]	weekly average	≤ 1668 lb/d	all year	001
BOD, carbonaceous, percent removal	daily minimum	≥ 40 %	all year	001
BOD, carbonaceous, percent removal	daily minimum	≥ 40 %	all year	001
BOD, carbonaceous, percent removal	daily minimum	≥ 40 %	all year	001
BOD, carbonaceous, percent removal	monthly average minimum	≥ 85 %	all year	001
BOD, carbonaceous, percent removal	monthly average minimum	≥ 85 %	all year	001
BOD, carbonaceous, percent removal	monthly average minimum	≥ 85 %	all year	001
Solids, suspended percent removal	daily minimum	≥ 40 %	all year	001
Solids, suspended percent removal	daily minimum	≥ 40 %	all year	001
Solids, suspended percent removal	daily minimum	≥ 40 %	all year	001
Solids, suspended percent removal	monthly average minimum	≥ 85 %	all year	001
Solids, suspended percent removal	monthly average minimum	≥ 85 %	all year	001
Solids, suspended percent removal	monthly average minimum	≥ 85 %	all year	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas	minimum	> 2.2 %	Mar, Jun, Sep, Dec	001
Solids, total suspended	monthly average	report only (mg/L)	all year	INF1
Solids, total suspended	monthly average	report only (mg/L)	all year	INF1
Solids, total suspended	monthly average	report only (mg/L)	all year	INF1
Solids, total suspended	monthly average	report only (mg/L)	all year	INF1
Solids, total suspended	daily maximum	report only (mg/L)	all year	INF1
Solids, total suspended	daily maximum	report only (mg/L)	all year	INF1
Solids, total suspended	daily maximum	report only (mg/L)	all year	INF1
Solids, total suspended	daily maximum	report only (mg/L)	all year	INF1
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	INF1
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	monthly average	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	daily maximum	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	daily maximum	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	daily maximum	report only (mg/L)	all year	INF1
BOD, carbonaceous [5 day, 20 C]	daily maximum	report only (mg/L)	all year	INF1

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/TN0081132 · MCP: https://passage-data.com/mcp