Largest water suppliers
Lead is the LCR 90th-percentile result; a value above 0.015 mg/L exceeds the
EPA action level. “—” means no lead sample is on file for that supplier.
| Supplier | City | Population | Lead (p90) |
|---|---|---|---|
| Mayaguez | Anasco | 152,342 | 0.0060 mg/L |
| Aguadilla | Aguada | 124,782 | 0.0060 mg/L |
| Rio Blanco,Vieques,Culedra | Las Piedras | 79,822 | 0.0060 mg/L |
| El Yunque | Rio Grande | 68,114 | 0.0060 mg/L |
| Fajardo Ceiba | Fajardo | 59,044 | 0.0060 mg/L |
| Isabela | Isabela | 49,937 | 0.0060 mg/L |
| Caguas Norte | Caguas | 47,352 | 0.0050 mg/L |
| Lajas | Lajas | 47,350 | 0.0060 mg/L |
| Santa Isabel Urbano | Ponce | 39,925 | 0.0060 mg/L |
| Las Piedras Humacao | Humacao | 38,897 | 0.0060 mg/L |
| Guayama Urbano | Arroyo | 37,076 | 0.0060 mg/L |
| Juncos - Ceiba Sur | Juncos | 36,835 | 0.0060 mg/L |
| Yauco | Yauco | 35,639 | 0.0060 mg/L |
| Cidra Urbano | Cidra | 34,424 | 0.0060 mg/L |
| Caguas Sur | Caguas | 34,261 | 0.0060 mg/L |
| Regional Villalba Toa Vaca | Villalba | 34,259 | 0.0060 mg/L |
| Patillas Urbano | Patillas | 32,222 | 0.0080 mg/L |
| Quebradillas Urbano | Quebradillas | 27,760 | 0.0060 mg/L |
| Vega Baja Urbano | Vega Baja | 26,935 | 0.0060 mg/L |
| San Lorenzo Urbano | San Lorenzo | 26,470 | 0.0060 mg/L |
| Sabana Grande | Sabana Grande | 25,832 | 0.0060 mg/L |
| San Sebastian | San Sebastian | 25,752 | 0.0060 mg/L |
| Gurabo Urbano | Gurabo | 25,469 | 0.0100 mg/L |
| Morovis Urbano | Morovis | 20,927 | 0.0060 mg/L |
| Cabo Rojo | Cabo Rojo | 20,356 | 0.0060 mg/L |
| Santana | Arecibo | 19,657 | 0.0060 mg/L |
| Cayey Urbano | Cayey | 18,335 | 0.0060 mg/L |
| Penuelas | Penuelas | 17,326 | 0.0060 mg/L |
| Orocovis Urbano | Orocovis | 16,992 | 0.0060 mg/L |
| Lares Espino | Lares | 16,896 | 0.0060 mg/L |
| Barceloneta Urbano | Barceloneta | 16,404 | 0.0050 mg/L |
| Aibonito La Plata | Aibonito | 16,354 | 0.0060 mg/L |
| Coto Sur | Manati | 15,013 | 0.0060 mg/L |
| Negros | Corozal | 14,939 | 0.0060 mg/L |
| Comerio Urbano | Comerio | 14,912 | 0.0060 mg/L |
| Manati East | Manati | 13,580 | 0.0060 mg/L |
| Aguas Buenas Urbano | Aguas Buenas | 13,233 | 0.0060 mg/L |
| Utuado Urbano | Utuado | 13,070 | 0.0060 mg/L |
| Lares Urbano | Lares | 12,138 | 0.0060 mg/L |
| Ponce De Leon | Mayaguez | 11,139 | 0.0060 mg/L |
| Las Bocas | Barranquitas | 11,022 | 0.0060 mg/L |
| Hormiguero | Hormiguero | 10,587 | 0.0060 mg/L |
| Florida Urbano | Florida | 10,405 | 0.0060 mg/L |
| Tierra Nueva Rabanos | Manati | 10,077 | 0.0060 mg/L |
| Lago Guajataca | Isabela | 10,018 | 0.0060 mg/L |
| Maunabo Urbano | Maunabo | 9,380 | 0.0050 mg/L |
| Quebrada | Camuy | 9,377 | 0.0060 mg/L |
| Aceitunas | Villalba | 9,030 | 0.0060 mg/L |
| Luquillo Urbano | Luquillo | 9,001 | 0.0060 mg/L |
| Salinas Urbano | Salinas | 8,977 | 0.0060 mg/L |
| Jayuya Urbano | Jayuya | 7,746 | 0.0060 mg/L |
| Garrochales | Arecibo | 7,465 | 0.0060 mg/L |
| Guayanilla Urbano | Guayanilla | 7,302 | 0.0060 mg/L |
| Las Marias | Las Marias | 7,193 | 0.0060 mg/L |
| Guanica Urbano | Guanica | 6,881 | 0.0060 mg/L |
| Experimental | Juana Diaz | 6,445 | 0.0060 mg/L |
| Us Army, Fort Buchanan | Guaynabo | 6,411 | 0.0030 mg/L |
| Alturas | Vega Baja | 6,325 | 0.0060 mg/L |
| Coqui | Coqui | 6,237 | 0.0060 mg/L |
| Corozal Urbano | Corozal | 6,162 | 0.0050 mg/L |
| Ensenada | Guanica | 6,130 | 0.0060 mg/L |
| Cerrillos | Ponce | 5,658 | 0.0060 mg/L |
| Miraflores | Arecibo | 5,612 | 0.0060 mg/L |
| Aibonito Urbano | Aibonito | 5,580 | 0.0060 mg/L |
| Cedro Arriba | Naranjito | 5,444 | 0.0060 mg/L |
| Aruz | Juana Diaz | 5,105 | 0.0060 mg/L |
| Bo. Nuevo | Bayamon | 4,961 | 0.0060 mg/L |
| Ciales Urbano | Ciales | 4,841 | 0.0060 mg/L |
| Roncador | Utuado | 4,734 | 0.0060 mg/L |
| Jaguas Pozas | Ciales | 4,699 | 0.0060 mg/L |
| Coamo Urbano | Coamo | 4,603 | 0.0060 mg/L |
| Almirante Norte | Vega Baja | 4,285 | 0.0070 mg/L |
| Jacaguas | Juana Diaz | 4,261 | 0.0050 mg/L |
| Jagual | Jagual | 4,021 | 0.0060 mg/L |
| Plata I Y Ii | Moca | 3,978 | 0.0090 mg/L |
| Cienega | Camuy | 3,952 | 0.0060 mg/L |
| Rayo | Rayo Plata | 3,853 | 0.0060 mg/L |
| Pugnado | Pugnado | 3,591 | 0.0060 mg/L |
| Maricao | Maricao | 3,455 | 0.0060 mg/L |
| Deportivo | Guayanilla | 3,420 | 0.0078 mg/L |
| Bajadero | Arecibo | 3,402 | 0.0060 mg/L |
| Santa Isabel | Utuado | 3,402 | 0.0060 mg/L |
| Garzas | Adjuntas | 3,354 | 0.0060 mg/L |
| Piedras Blancas | Guayanilla | 3,351 | 0.0060 mg/L |
| Villalba Urbano | Ponce | 3,073 | 0.0060 mg/L |
| Guardia Nacional De Pr, Fort Allen | Juana Diaz | 3,000 | 0.0070 mg/L |
| Adjuntas Urbano | Adjuntas | 2,870 | 0.0060 mg/L |
| Almirante Sur | Almirante | 2,830 | 0.0060 mg/L |
| Fronton | Ciales | 2,830 | 0.0060 mg/L |
| Real Anon | Ponce | 2,814 | 0.0060 mg/L |
| Jacaboas | Bo Jacaboa | 2,678 | 0.0070 mg/L |
| Yahuecas | Adjuntas | 2,665 | 0.0060 mg/L |
| Guzman Arriba | Rio Grande | 2,662 | 0.0060 mg/L |
| Barrancas Nuevo | Barrancas | 2,520 | 0.0060 mg/L |
| Cain Alto | San German | 2,416 | 0.0060 mg/L |
| Cimarrona | Barceloneta | 2,411 | 0.0030 mg/L |
| Amelia | Juana Diaz | 2,390 | 0.0060 mg/L |
| El Rosario | San German | 2,374 | 0.0060 mg/L |
| Matrulla | Orocovis | 2,280 | 0.0060 mg/L |
| Esperanza | Arecibo | 2,259 | 0.0060 mg/L |