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Prasa Camuy-Hatillo WWTP

Sewage treatment plant, major discharger, Camuy, Puerto Rico. NPDES permit PR0023744 expired Aug 31, 2026; its limits still apply. Last 12 months: over a limit 23 times (last August 2026), 1 of 16 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (34 values), form Q quarterly, form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
72 values over a limit, 0 required values missing, 0 of 17 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 23 values over a limit
Period endingParameterReportedLimitOver by
October 2025Solids, suspended percent removal, minimum average73 %≥ 85 %80%
October 2025Solids, total suspended, monthly average36 mg/L≤ 30 mg/L20%
October 2025Solids, total suspended, weekly average51 mg/L≤ 45 mg/L13%
November 2025Solids, total suspended, monthly average34 mg/L≤ 30 mg/L13%
November 2025Solids, total suspended, weekly average48 mg/L≤ 45 mg/L7%
December 2025Solids, suspended percent removal, minimum average77 %≥ 85 %53%
December 2025Solids, total suspended, monthly average41 mg/L≤ 30 mg/L37%
December 2025Solids, total suspended, weekly average67 mg/L≤ 45 mg/L49%
January 2026BOD, 5-day, 20 deg. C, weekly average50 mg/L≤ 45 mg/L11%
January 2026BOD, 5-day, percent removal, monthly average minimum79 %≥ 85 %40%
January 2026Solids, total suspended, monthly average46 mg/L≤ 30 mg/L53%
January 2026Solids, total suspended, weekly average638 kg/d≤ 514 kg/d24%
January 2026Solids, total suspended, weekly average84 mg/L≤ 45 mg/L87%
February 2026Solids, total suspended, monthly average436 kg/d≤ 343 kg/d27%
February 2026Solids, total suspended, monthly average54 mg/L≤ 30 mg/L80%
February 2026Solids, total suspended, weekly average554 kg/d≤ 514 kg/d8%
February 2026Solids, total suspended, weekly average67 mg/L≤ 45 mg/L49%
February 2026Turbidity, daily maximum36 NTU≤ 25 NTU—
June 2026Solids, suspended percent removal, minimum average83 %≥ 85 %13%
July 2026Solids, suspended percent removal, minimum average81 %≥ 85 %27%
August 2026Solids, suspended percent removal, minimum average77 %≥ 85 %53%
August 2026Solids, total suspended, monthly average37 mg/L≤ 30 mg/L23%
August 2026Solids, total suspended, weekly average49 mg/L≤ 45 mg/L9%

Limits in force (51)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 30 deg Call year
Temperature, water deg. centigradedaily maximum≤ 32.2 deg Call year
Turbiditydaily maximum≤ 10 NTUall year
Turbiditydaily maximum≤ 25 NTUall year
Color [PT-CO units]daily maximumreport only (col unit (pc))all year
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
Oxygen, dissolved [DO]instantaneous minimum≥ 3.6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 343 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 514 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
pHminimum≥ 7.3 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 343 kg/dall year
Solids, total suspendedweekly average≤ 514 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, settleabledaily maximumreport only (mL/L)all year
Oil & Greasedaily maximumreport only (mg/L)all year
Nitrogen, total [as N]daily maximum≤ 5000 ug/Lall year
Nitrogen, total [as N]daily maximumreport only (ug/L)all year
Copper, total [as Cu]daily maximum≤ 3.73 ug/Lall year
Copper, total [as Cu]daily maximum≤ 127.6 ug/Lall year
Silver, total [as Ag]daily maximum≤ 2.24 ug/Lall year
Surfactants [MBAS]daily maximum≤ 500 ug/Lall year
Surfactants [MBAS]daily maximum≤ 911 ug/Lall year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximum≤ 3.02 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 7.5 ug/Lall year
Cyanide, free availabledaily maximum≤ 1 ug/Lall year
Cyanide, free availabledaily maximumreport only (ug/L)all year
Sulfide-hydrogen sulfide [undissociated]daily maximum≤ 2 ug/Lall year
Sulfide-hydrogen sulfide [undissociated]daily maximum≤ 8.1 ug/Lall year
Whole Effluent Toxicity [WET] - M. beryllinaminimumreport only (%)all year
Whole Effluent Toxicity [WET] - Americamysis bahia (formerly Mysidopsis bahia)minimumreport only (%)all year
Enterococcigeometric mean≤ 35 #/100mLall year
Enterococcigeometric mean≤ 5438.96 #/100mLall year
Enterococcimaximum monthly geometric mean≤ 35 #/100mLall year
Enterococcimaximum monthly geometric meanreport only (#/100mL)all year
Mercury, total [as Hg]daily maximum≤ .051 ug/Lall year
Mercury, total [as Hg]daily maximum≤ .1 ug/Lall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalminimum average≥ 85 %all year

How strict are these limits?

Cited limits by parameter: we hold no rule of Puerto Rico's own; the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PR0023744 · MCP: https://passage-data.com/mcp