Water Quality in SAN JUAN, PR (00918)
EPA violation data for public water systems serving ZIP code 00918.
69
Total Violations
3
Health-Based
66
Monitoring / Reporting
67
Resolved
What does this mean?
67 of 69 violations have been resolved. 3 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 66 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (69 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Lead and Copper Rule | Monitoring | N/A | N/A | Dec 31, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Active | N/A |
| Picloram | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Glyphosate | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
Violation Timeline
2024(6)
Lead and Copper Rule
52
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
Lead and Copper Rule
52
2023(51)
Picloram
03
Glyphosate
03
Benzo(a)pyrene
03
OXAMYL
03
1,1-Dichloroethylene
03
Endrin
03
Nitrate
03
Chlordane
03
Benzene
03
Xylenes, Total
03
Vinyl chloride
03
Carbon tetrachloride
03
Trichloroethylene
03
Heptachlor epoxide
03
Tetrachloroethylene
03
Simazine
03
Endothall
03
Dinoseb
03
Pentachlorophenol
03
Total Polychlorinated Biphenyls (PCB)
03
ETHYLENE DIBROMIDE
03
1,2-Dichloroethane
03
1,2,4-Trichlorobenzene
03
DICHLOROMETHANE
03
o-Dichlorobenzene
03
p-Dichlorobenzene
03
trans-1,2-Dichloroethylene
03
1,1,1-Trichloroethane
03
1,2-Dichloropropane
03
1,1,2-Trichloroethane
03
CHLOROBENZENE
03
Toluene
03
Ethylbenzene
03
Styrene
03
BHC-GAMMA
03
Methoxychlor
03
Toxaphene
03
Dalapon
03
Diquat
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) phthalate
03
Hexachlorocyclopentadiene
03
Carbofuran
03
LASSO
03
Heptachlor
03
2,4-D
03
2,4,5-TP
03
HEXACHLOROBENZENE
03
cis-1,2-Dichloroethylene
03
1,2-DIBROMO-3-CHLOROPROPANE
03
Atrazine
03
How Does This Compare?
SAN JUAN (00918) has 69 recorded violations, including 3 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.