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

PRASA - Maginas WTP

Water Supply, Sabana Grande, Puerto Rico. NPDES permit PR0026727, in force until Feb 28, 2027. Last 12 months: over a limit 3 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (13 values), form Y yearly
Renewal application due
Sep 1, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
11 values over a limit, 0 required values missing, 0 of 17 reports late

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

Period endingParameterReportedLimitOver by
October 2025Chlorine, total residual, daily maximum90 ug/L≤ 11 ug/L718%
November 2025Phosphorus, total [as P], daily maximum4640 ug/L≤ 4224 ug/L10%
May 2026Phosphorus, total [as P], daily maximum5740 ug/L≤ 4224 ug/L36%

Limits in force (24)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 30 deg Call year
Turbiditydaily maximum≤ 50 NTUall year
Turbiditydaily maximum≤ 765 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
BOD, 5-day, 20 deg. Cdaily maximum≤ 6.8 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 maximum≤ 4224 ug/Lall year
Copper, total [as Cu]daily maximum≤ 9.33 ug/Lall year
Copper, total [as Cu]daily maximum≤ 380 ug/Lall year
Lead, total [as Pb]daily maximum≤ 3.18 ug/Lall year
Lead, total [as Pb]daily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantdaily maximum≤ .166 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 11 ug/Lall year
Whole Effluent Toxicity [WET] - P. promelasminimumreport only (%)all year
Whole Effluent Toxicity [WET] - D. magnaminimumreport only (%)all 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 (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.

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/PR0026727 · MCP: https://passage-data.com/mcp