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Planta de Filtracion de Trujillo Bajo

Water Supply, Carolina, Puerto Rico. NPDES permit PR0026719 expired Jan 31, 2024; its limits still apply. Last 12 months: over a limit 12 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (15 values), form Q quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 1 of 16 reports late

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

Period endingParameterReportedLimitOver by
October 2025Solids, total dissolved, daily maximum560 mg/L≤ 500 mg/L12%
November 2025Solids, total dissolved, daily maximum1689 mg/L≤ 500 mg/L238%
December 2025Solids, total dissolved, daily maximum2067 mg/L≤ 500 mg/L313%
January 2026Solids, total dissolved, daily maximum1305 mg/L≤ 500 mg/L161%
February 2026Solids, total dissolved, daily maximum1911 mg/L≤ 500 mg/L282%
March 2026Solids, total dissolved, daily maximum1287 mg/L≤ 500 mg/L157%
April 2026Solids, total dissolved, daily maximum930 mg/L≤ 500 mg/L86%
May 2026Solids, total dissolved, daily maximum846 mg/L≤ 500 mg/L69%
June 2026Solids, total dissolved, daily maximum921 mg/L≤ 500 mg/L84%
July 2026Solids, total dissolved, daily maximum810 mg/L≤ 500 mg/L62%
August 2026BOD, 5-day, 20 deg. C, daily maximum6 mg/L≤ 5 mg/L20%
August 2026Solids, total dissolved, daily maximum981 mg/L≤ 500 mg/L96%

Limits in force (18)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 32.2 deg Call year
Turbiditydaily maximum≤ 50 NTUall year
Color [PT-CO units]daily maximum≤ 15 col unit (pc)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 5 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, settleabledaily maximumreport only (mL/L)all year
Phosphorus, total [as P]daily maximumreport only (ug/L)all year
Sulfate, total [as SO4]daily maximum≤ 250 mg/Lall year
Copper, total [as Cu]daily maximum≤ 8 ug/Lall year
Surfactants [MBAS]daily maximum≤ 100 ug/Lall year
Flow, in conduit or thru treatment plantdaily maximum≤ .157 MGDall year
Chlorine, total residualdaily maximum≤ 11 ug/Lall year
Enterococcigeometric mean≤ 35 #/100mLall year
Enterococci90th percentile≤ 130 #/100mLall year
Solids, total dissolveddaily maximum≤ 500 mg/Lall year
Ammonia & ammonium- totaldaily maximumreport only (ug/L)all year

How strict are these limits?

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

Same industry: the 108 Water Supply permits in Puerto Rico.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PR0026719 · MCP: https://passage-data.com/mcp