Water Quality in GAITHERSBURG, MD (20883)
EPA violation data for public water systems serving ZIP code 20883.
47
Total Violations
16
Health-Based
31
Monitoring / Reporting
44
Resolved
What does this mean?
44 of 47 violations have been resolved. 16 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 31 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 (47 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Chlorine | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | Eye and nose irritation; stomach discomfort |
| 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 REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2024(12)
Chlorine
27
Chlorine
27
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
4G
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
2023(24)
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Nitrate
03
Nitrate
03
Public Notice
75
Public Notice
75
Consumer Confidence Rule
71
Consumer Confidence Rule
71
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Chlorine
27
Chlorine
27
Chlorine
27
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Di(2-ethylhexyl) phthalate
02
Groundwater Rule
31
Groundwater Rule
31
Groundwater Rule
31
How Does This Compare?
GAITHERSBURG (20883) has 47 recorded violations, including 16 health-based. 3 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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.