Tensas Parish Police Jury — NPDES permit LA0096270: limits, due date and EPA's record

Sewage treatment plant, Saint Joseph, Louisiana. NPDES permit LA0096270, in force until Sep 30, 2029. Last 12 months: no values over a limit, 15 required values missing. Source: EPA ECHO, Oct 22, 2026.

Limits in force (82)

Parameter	Statistic	Limit	Months	Outfall
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 8.5 SU	all year	001
Solids, total suspended	daily maximum	≤ 100 mg/L (alert, not enforceable)	all year	001
Solids, total suspended	daily maximum	≤ 100 mg/L (alert, not enforceable)	all year	001
Oil & Grease	daily maximum	≤ 15 mg/L	all year	001
Nitrogen, total [as N]	monthly average	report only (mg/L) (alert, not enforceable)	all year	001
Nitrogen, total [as N]	monthly average	report only (mg/L) (alert, not enforceable)	all year	001
Nitrogen, total [as N]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	001
Nitrogen, total [as N]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	001
Phosphorus, total [as P]	monthly average	report only (mg/L) (alert, not enforceable)	all year	001
Phosphorus, total [as P]	monthly average	report only (mg/L) (alert, not enforceable)	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	001
Phosphorus, total [as P]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	001
Carbon, tot organic [TOC]	daily maximum	≤ 50 mg/L	all year	001
Chloride [as Cl]	daily maximum	≤ 250 mg/L	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
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous maximum	≤ 8.5 SU	all year	002
Solids, total suspended	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Solids, total suspended	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Oil & Grease	daily maximum	≤ 15 mg/L	all year	002
Nitrogen, total [as N]	monthly average	report only (mg/L) (alert, not enforceable)	all year	002
Nitrogen, total [as N]	monthly average	report only (mg/L) (alert, not enforceable)	all year	002
Nitrogen, total [as N]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Nitrogen, total [as N]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Phosphorus, total [as P]	monthly average	report only (mg/L) (alert, not enforceable)	all year	002
Phosphorus, total [as P]	monthly average	report only (mg/L) (alert, not enforceable)	all year	002
Phosphorus, total [as P]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Phosphorus, total [as P]	daily maximum	report only (mg/L) (alert, not enforceable)	all year	002
Carbon, tot organic [TOC]	daily maximum	≤ 50 mg/L	all year	002
Chloride [as Cl]	daily maximum	≤ 250 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
BOD, 5-day, 20 deg. C	monthly average	≤ 37 mg/L	all year	101
BOD, 5-day, 20 deg. C	daily maximum	≤ 140 mg/L	all year	101
pH	instantaneous minimum	≥ 6 SU	all year	101
pH	instantaneous maximum	≤ 9 SU	all year	101
Solids, total suspended	monthly average	≤ 27 mg/L	all year	101
Solids, total suspended	daily maximum	≤ 88 mg/L	all year	101
Oil & Grease	daily maximum	≤ 15 mg/L	all year	101
Nitrogen, ammonia total [as N]	monthly average	≤ 4.9 mg/L	all year	101
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	all year	101
Carbon, tot organic [TOC]	daily maximum	≤ 50 mg/L	all year	101
Zinc, total [as Zn]	monthly average	≤ .11 mg/L	all year	101
Zinc, total [as Zn]	daily maximum	≤ .2 mg/L	all year	101
Acenaphthylene	daily maximum	≤ .01 mg/L	all year	101
Acenaphthene	daily maximum	≤ .01 mg/L	all year	101
Benzo[b]fluoranthene	daily maximum	≤ .01 mg/L	all year	101
Benzo[k]fluoranthene	daily maximum	≤ .005 mg/L	all year	101
Benzo[a]pyrene	daily maximum	≤ .005 mg/L	all year	101
Chrysene	daily maximum	≤ .005 mg/L	all year	101
Fluoranthene	daily maximum	≤ .01 mg/L	all year	101
Fluorene	daily maximum	≤ .01 mg/L	all year	101
Indeno[1,2,3-cd]pyrene	daily maximum	≤ .01 mg/L	all year	101
Phenanthrene	daily maximum	≤ .01 mg/L	all year	101
Pyrene	daily maximum	≤ .01 mg/L	all year	101
Benzo[ghi]perylene	daily maximum	≤ .02 mg/L	all year	101
Benzo[a]anthracene	daily maximum	≤ .005 mg/L	all year	101
Dibenz[a,h]anthracene	daily maximum	≤ .005 mg/L	all year	101
Phenol	monthly average	≤ .015 mg/L	all year	101
Phenol	daily maximum	≤ .026 mg/L	all year	101
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	101
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	101
.alpha.-Terpineol	monthly average	≤ .016 mg/L	all year	101
.alpha.-Terpineol	daily maximum	≤ .033 mg/L	all year	101
Priority pollutants scan [yes/no]	minimum	≥ 1 N=0;Y=1	all year	101
p-Cresol	monthly average	≤ .014 mg/L	all year	101
p-Cresol	daily maximum	≤ .025 mg/L	all year	101
Benzoic acids, total	monthly average	≤ .071 mg/L	all year	101
Benzoic acids, total	daily maximum	≤ .12 mg/L	all year	101
2-Methylnaphthalene	daily maximum	≤ .01 mg/L	all year	101
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	201
BOD, 5-day, 20 deg. C	daily maximum	≤ 45 mg/L	all year	201
pH	instantaneous minimum	≥ 6 SU	all year	201
pH	instantaneous maximum	≤ 9 SU	all year	201
Solids, total suspended	monthly average	≤ 30 mg/L	all year	201
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	201
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	201
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	201
Coliform, fecal general	monthly geometric mean	≤ 200 #/100mL	all year	201
Coliform, fecal general	daily maximum	≤ 400 #/100mL	all year	201

New limits from Oct 1, 2029

Parameter	New limit	New or tighter	Median, last 12 months	× new limit
Nitrogen, ammonia total [as N], daily maximum	6.9 mg/L	tighter	—	—
Nitrogen, ammonia total [as N], monthly average	2.9 mg/L	tighter	—	—

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/LA0096270 · MCP: https://passage-data.com/mcp