Passage Data · Check a report · Use it from your AI

Riverbend Water Resources District

Sewage treatment plant, major discharger, New Boston, Texas. NPDES permit TX0126098 expired May 17, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (37 values), outfall 101 form A monthly (27 values), outfall TX1 form Q quarterly (20 values), outfall 001 form Y yearly, outfall TXA form S twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 31 reports late

Limits in force (94)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]monthly minimum≥ 5 mg/Lall year001
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendeddaily average≤ 20 mg/Lall year001
Solids, total suspendeddaily maximum≤ 40 mg/Lall year001
Solids, total suspendeddaily average≤ 151 lb/dall year001
Solids, total suspendeddaily maximum≤ 320 lb/dall year001
Oil & Greasedaily average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Oil & Greasedaily average≤ 79.4 lb/dall year001
Oil & Greasedaily maximum≤ 117 lb/dall year001
Nitrogen, ammonia total [as N]daily average≤ 5 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]daily average≤ 62.5 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 125 lb/dall year001
Phosphate, total [as PO4]daily maximumreport only (mg/L)all year001
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year001
Chromium, total [as Cr]daily maximumreport only (mg/L)all year001
Copper, total [as Cu]daily average≤ .019 mg/Lall year001
Copper, total [as Cu]daily maximum≤ .04 mg/Lall year001
Copper, total [as Cu]daily average≤ .238 lb/dall year001
Copper, total [as Cu]daily maximum≤ .501 lb/dall year001
Lead, total [as Pb]daily maximumreport only (mg/L)all year001
Nickel, total [as Ni]daily maximumreport only (mg/L)all year001
Silver, total [as Ag]daily average≤ .0034 mg/Lall year001
Silver, total [as Ag]daily maximum≤ .0071 mg/Lall year001
Silver, total [as Ag]daily average≤ .043 lb/dall year001
Silver, total [as Ag]daily maximum≤ .089 lb/dall year001
Aluminum, total [as Al]daily average≤ .835 mg/Lall year001
Aluminum, total [as Al]daily maximum≤ 1.77 mg/Lall year001
Aluminum, total [as Al]daily average≤ 10.45 lb/dall year001
Aluminum, total [as Al]daily maximum≤ 22.16 lb/dall year001
Flow, in conduit or thru treatment plantdaily average≤ 1.5 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ 3 MGDall year001
Chlorine, total residualdaily average≤ .019 mg/Lall year001
Chlorine, total residualdaily maximum≤ .019 mg/Lall year001
E. colidaily average≤ 126 CFU/100mLall year001
E. colidaily maximum≤ 394 CFU/100mLall year001
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily average≤ 125 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 250 lb/dall year001
pHminimum≥ 6 SUall year101
pHmaximum≤ 9 SUall year101
Solids, total suspendeddaily average≤ 80 lb/dall year101
Solids, total suspendeddaily maximum≤ 159 lb/dall year101
Oil & Greasedaily average≤ 43.5 lb/dall year101
Oil & Greasedaily maximum≤ 64 lb/dall year101
Phosphate, total [as PO4]daily average≤ 24.3 lb/dall year101
Phosphate, total [as PO4]daily maximum≤ 48.6 lb/dall year101
Cyanide, total [as CN]daily average≤ .251 lb/dall year101
Cyanide, total [as CN]daily maximum≤ .467 lb/dall year101
Cadmium, total [as Cd]daily average≤ .206 lb/dall year101
Cadmium, total [as Cd]daily maximum≤ .471 lb/dall year101
Chromium, total [as Cr]daily average≤ 1.75 lb/dall year101
Chromium, total [as Cr]daily maximum≤ 3.27 lb/dall year101
Copper, total [as Cu]daily average≤ 1.87 lb/dall year101
Copper, total [as Cu]daily maximum≤ 3.47 lb/dall year101
Lead, total [as Pb]daily average≤ 1.3 lb/dall year101
Lead, total [as Pb]daily maximum≤ 2.54 lb/dall year101
Nickel, total [as Ni]daily average≤ 3.13 lb/dall year101
Nickel, total [as Ni]daily maximum≤ 6 lb/dall year101
Silver, total [as Ag]daily average≤ .199 lb/dall year101
Silver, total [as Ag]daily maximum≤ .38 lb/dall year101
Zinc, total [as Zn]daily average≤ 2.81 lb/dall year101
Zinc, total [as Zn]daily maximum≤ 5.5 lb/dall year101
Flow, in conduit or thru treatment plantdaily average≤ .75 MGDall year101
Flow, in conduit or thru treatment plantdaily maximum≤ 1.5 MGDall year101
Organics, total toxic [TTO]daily maximum≤ .747 lb/dall year101
Whole effluent toxicity - retest #148-hour minimumreport only (pass=0;fail=1)all yearTX1
Whole effluent toxicity - retest #1monthly average minimumreport only (pass=0;fail=1)all yearTX1
Whole effluent toxicity - retest #248-hour minimumreport only (pass=0;fail=1)all yearTX1
Whole effluent toxicity - retest #2monthly average minimumreport only (pass=0;fail=1)all yearTX1
Whole Effluent Toxicity [WET] - D. pulex48-hour minimum≥ 100 %all yearTX1
Whole Effluent Toxicity [WET] - D. pulexmonthly average minimum≥ 100 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelas48-hour minimum≥ 100 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelasmonthly average minimum≥ 100 %all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexmonthly average minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (pass=0;fail=1)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexmonthly average minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasmonthly average minimumreport only (%)all yearTX1
LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
LOAEC Lethal Static Renewal 48HR Acute Daphnia pulexmonthly average minimumreport only (%)all yearTX1
LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (%)all yearTX1
Whole effluent toxicity - retest #1single samplereport only (pass=0;fail=1)all yearTXA
Whole effluent toxicity - retest #2single samplereport only (pass=0;fail=1)all yearTXA
LC50 Pass/Fail Static 24Hr Acute D. Pulexsingle samplereport only (pass=0;fail=1)all yearTXA
LC50 Pass/Fail Static 24Hr Acute Pimephales promelassingle samplereport only (pass=0;fail=1)all yearTXA

How strict are these limits?

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

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0126098 · MCP: https://passage-data.com/mcp