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Prasa Caguas WTP

Water Supply, Caguas, Puerto Rico. NPDES permit PR0022888 expired Apr 30, 2024; its limits still apply. Last 12 months: over a limit once (last June 2026), 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (13 values), form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 1 of 13 reports late

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

Period endingParameterReportedLimitOver by
June 2026Copper, total [as Cu], daily maximum174.98 ug/L≤ 76.15 ug/L130%

Limits in force (24)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 32.2 deg Call year
Turbiditydaily maximum≤ 50 NTUall year
Turbiditydaily maximum≤ 216.52 NTUall year
Color [PT-CO units]daily maximum≤ 15 col unit (pc)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 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 maximum≤ 160 ug/Lall year
Phosphorus, total [as P]daily maximumreport only (ug/L)all year
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year
Copper, total [as Cu]daily maximum≤ 7.7 ug/Lall year
Copper, total [as Cu]daily maximum≤ 76.15 ug/Lall year
Lead, total [as Pb]daily maximum≤ 2.39 ug/Lall year
Lead, total [as Pb]daily maximum≤ 4.76 ug/Lall year
Zinc, total [as Zn]daily maximum≤ 99.18 ug/Lall year
Zinc, total [as Zn]daily maximum≤ 122.13 ug/Lall year
Flow, in conduit or thru treatment plantdaily maximum≤ .29 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 11 ug/Lall year
Solids, total dissolveddaily maximum≤ 500 mg/Lall year
Mercury, total [as Hg]daily maximum≤ .05 ug/Lall year
Mercury, total [as Hg]daily maximumreport only (ug/L)all 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/PR0022888 · MCP: https://passage-data.com/mcp