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PRASA Mameyes Arriba WTP

Water Supply, Jayuya, Puerto Rico. NPDES permit PR0025224, in force until Nov 30, 2027. Last 12 months: over a limit 3 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (16 values), form Q quarterly
Renewal application due
Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
7 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
November 2025Lead, total [as Pb], daily maximum1.88 ug/L≤ 1.38 ug/L36%
February 2026Lead, total [as Pb], daily maximum1.4 ug/L≤ 1.38 ug/L1%
April 2026Lead, total [as Pb], daily maximum10.39 ug/L≤ 1.38 ug/L653%

Limits in force (26)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 30 deg Call year
Turbiditydaily maximum≤ 50 NTUall year
Turbiditydaily maximum≤ 3823.1 NTUall year
Color [PT-CO units]daily maximum≤ 15 col unit (pc)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 15.8 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, settleabledaily maximumreport only (mL/L)all year
Oil & Greasedaily maximumreport only (mg/L)all year
Nitrogen, total [as N]daily maximum≤ 1700 ug/Lall year
Nitrogen, total [as N]daily maximumreport only (ug/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 maximum≤ 250 mg/Lall year
Copper, total [as Cu]daily maximum≤ 5.33 ug/Lall year
Copper, total [as Cu]daily maximum≤ 350.3 ug/Lall year
Lead, total [as Pb]daily maximum≤ 1.38 ug/Lall year
Flow, in conduit or thru treatment plantdaily maximum≤ .0212 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
Ammonia & ammonium- totaldaily maximumreport only (mg/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/PR0025224 · MCP: https://passage-data.com/mcp