Water Quality in NORCO, CA (92860)
EPA violation data for public water systems serving ZIP code 92860.
84
Total Violations
0
Health-Based
84
Monitoring / Reporting
84
Resolved
What does this mean?
84 of 84 violations have been resolved. None of these are health-based violations — no contaminant levels exceeded federal safety limits. The remaining 84 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 (84 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Barium | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Increase in blood pressure |
| Diquat | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Cadmium | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Kidney damage |
| Cadmium | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Kidney damage |
| Chromium | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Allergic dermatitis |
| Chromium | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Allergic dermatitis |
| Fluoride | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Bone disease (pain and tenderness of the bones); children may get mottled teeth |
| Fluoride | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Bone disease (pain and tenderness of the bones); children may get mottled teeth |
| Mercury | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Kidney damage |
| Mercury | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Kidney damage |
Lead & Copper Levels
Violation Timeline
2023(84)
Barium
03
Diquat
03
Cadmium
03
Cadmium
03
Chromium
03
Chromium
03
Fluoride
03
Fluoride
03
Mercury
03
Mercury
03
Nitrite
03
Nitrite
03
Selenium
03
Selenium
03
Nickel
03
Nickel
03
Antimony, Total
03
Antimony, Total
03
Beryllium, Total
03
Beryllium, Total
03
Thallium, Total
03
Barium
03
Methoxychlor
03
Methoxychlor
03
Dalapon
03
Dalapon
03
Endothall
03
Endothall
03
Glyphosate
03
Glyphosate
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
OXAMYL
03
OXAMYL
03
Simazine
03
Simazine
03
Dinoseb
03
Dinoseb
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
LASSO
03
LASSO
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
Heptachlor
03
Heptachlor
03
2,4-D
03
2,4-D
03
2,4,5-TP
03
2,4,5-TP
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Pentachlorophenol
03
Pentachlorophenol
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
1,2-DIBROMO-3-CHLOROPROPANE
03
1,2-DIBROMO-3-CHLOROPROPANE
03
Chlordane
03
Chlordane
03
Di(2-ethylhexyl) phthalate
03
Diquat
03
Toxaphene
03
Toxaphene
03
Heptachlor epoxide
03
Heptachlor epoxide
03
Picloram
03
Picloram
03
Carbofuran
03
Carbofuran
03
BHC-GAMMA
03
BHC-GAMMA
03
Endrin
03
Endrin
03
Arsenic
03
Arsenic
03
Atrazine
03
Atrazine
03
Di(2-ethylhexyl) phthalate
03
Thallium, Total
03
How Does This Compare?
NORCO (92860) has 84 recorded violations, none of which are health-based. All violations have been resolved, which is a positive sign for current water quality. 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.