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Prasa Aguas Buenas WTP

Water Supply, Aguas Buenas, Puerto Rico. NPDES permit PR0022896, in force until Apr 30, 2031. Last 12 months: over a limit 5 times (last May 2026), 1 required value missing, 1 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (13 values), form Q quarterly, form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
3 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
November 2025BOD, 5-day, 20 deg. C, daily maximum6.6 mg/L≤ 5 mg/L32%
January 2026BOD, 5-day, 20 deg. C, daily maximum5.76 mg/L≤ 5 mg/L15%
January 2026Copper, total [as Cu], daily maximum163.4 ug/L≤ 95 ug/L72%
January 2026Turbidity, daily maximum600 NTU≤ 190 NTU—
May 2026Ammonia & ammonium- total, daily maximum.24 mg/L≤ .081 mg/L196%

Limits in force (20)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximum≤ 32.2 deg Call year
Turbiditydaily maximum≤ 50 NTUall year
Turbiditydaily maximum≤ 190 NTUall year
Color [PT-CO units]daily maximum≤ 15 col unit (pc)all year
Oxygen, dissolved [DO]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
Nitrogen, total [as N]daily maximum≤ 1700 ug/Lall year
Phosphorus, total [as P]daily maximum≤ 160 ug/Lall year
Phosphorus, total [as P]daily maximumreport only (ug/L)all year
Copper, total [as Cu]daily maximum≤ 95 ug/Lall year
Copper, total [as Cu]daily maximum≤ 12 ug/Lall year
Lead, total [as Pb]daily maximumreport only (ug/L)all year
Lead, total [as Pb]daily maximum≤ 4.62 ug/Lall year
Flow, in conduit or thru treatment plantdaily maximum≤ .081 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 11 ug/Lall year
Ammonia & ammonium- totaldaily maximum≤ .081 mg/Lall 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/PR0022896 · MCP: https://passage-data.com/mcp