New York — 1st District
119th Congress · 72 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 72 ZIP codes in New York's 1st District: the district earns a grade C (63/100). 60 EPA violations on record, 2 health-based.
Top Contaminants
ZIP Codes in This District
72 ZIP codes tracked in New York's 1st District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 11969 | Southampton | 95 | A | 1 |
| 2 | 11973 | Upton | 95 | A | 0 |
| 3 | 11754 | Kings Park | 90 | A | 0 |
| 4 | 11933 | Calverton | 89 | A | 2 |
| 5 | 11965 | Shelter Island Heights | 89 | A | 2 |
| 6 | 06390 | Fishers Island | 88 | A | 5 |
| 7 | 11721 | Centerport | 85 | A | 1 |
| 8 | 11787 | Smithtown | 85 | A | 0 |
| 9 | 11777 | Port Jefferson | 84 | B | 2 |
| 10 | 11964 | Shelter Island | 84 | B | 2 |
| 11 | 11740 | Greenlawn | 83 | B | 6 |
| 12 | 11946 | Hampton Bays | 80 | B | 1 |
| 13 | 11968 | Southampton | 80 | B | 1 |
| 14 | 11937 | East Hampton | 77 | B | 3 |
| 15 | 11768 | Northport | 76 | B | 5 |
| 16 | 11901 | Riverhead | 75 | B | 7 (2 health) |
| 17 | 11949 | Manorville | 73 | B | 0 |
| 18 | 11953 | Middle Island | 73 | B | 0 |
| 19 | 11961 | Ridge | 73 | B | 0 |
| 20 | 11972 | Speonk | 73 | B | 0 |
| 21 | 11980 | Yaphank | 73 | B | 0 |
| 22 | 11944 | Greenport | 71 | B | 16 |
| 23 | 11971 | Southold | 71 | B | 6 |
| 24 | 11725 | Commack | 65 | C | 0 |
| 25 | 11731 | East Northport | 65 | C | 0 |
| 26 | 11755 | Lake Grove | 65 | C | 0 |
| 27 | 11767 | Nesconset | 65 | C | 0 |
| 28 | 11778 | Rocky Point | 65 | C | 0 |
| 29 | 11786 | Shoreham | 65 | C | 0 |
| 30 | 11941 | Eastport | 65 | C | 0 |
| 31 | 11955 | Moriches | 65 | C | 0 |
| 32 | 11956 | New Suffolk | 65 | C | 0 |
| 33 | 11958 | Peconic | 65 | C | 0 |
| 34 | 11975 | Wainscott | 65 | C | 0 |
| 35 | 11746 | Huntington Station | 60 | C | 0 |
| 36 | 11780 | Saint James | 60 | C | 0 |
| 37 | 11792 | Wading River | 60 | C | 0 |
| 38 | 11931 | Aquebogue | 60 | C | 0 |
| 39 | 11932 | Bridgehampton | 60 | C | 0 |
| 40 | 11935 | Cutchogue | 60 | C | 0 |
| 41 | 11940 | East Moriches | 60 | C | 0 |
| 42 | 11947 | Jamesport | 60 | C | 0 |
| 43 | 11948 | Laurel | 60 | C | 0 |
| 44 | 11962 | Sagaponack | 60 | C | 0 |
| 45 | 11970 | South Jamesport | 60 | C | 0 |
| 46 | 11976 | Water Mill | 60 | C | 0 |
| 47 | 11930 | Amagansett | 55 | C | 0 |
| 48 | 11934 | Center Moriches | 55 | C | 0 |
| 49 | 11942 | East Quogue | 55 | C | 0 |
| 50 | 11952 | Mattituck | 55 | C | 0 |
Overview
New York's 1st District encompasses 72 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (63/100).
60 EPA violations have been recorded across this district's water systems. 2 are health-based violations. About 21% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Consumer Confidence Report Rule - 14 violations
- Stage 1 DBP Rule - 5 violations
- Contaminant 2959 - 5 violations
- Total Trihalomethanes (TTHM) - 4 violations
- Contaminant 2049 - 4 violations
Housing Context
Homes in this district were built on average around 1973 (~53 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 72 ZIP codes in New York's 1st District.