New Jersey — 4th District
119th Congress · 44 ZIP codes · Avg score 59/100 · Grade C · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 44 ZIP codes in New Jersey's 4th District: the district earns a grade C (59/100). 128 EPA violations on record, 8 health-based.
Top Contaminants
ZIP Codes in This District
44 ZIP codes tracked in New Jersey's 4th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 08733 | Lakehurst | 95 | A | 1 |
| 2 | 08754 | Toms River | 91 | A | 2 |
| 3 | 08527 | Jackson | 89 | A | 18 (1 health) |
| 4 | 08533 | New Egypt | 87 | A | 7 |
| 5 | 08722 | Beachwood | 86 | A | 2 |
| 6 | 08755 | Toms River | 86 | A | 2 |
| 7 | 08701 | Lakewood | 85 | A | 5 |
| 8 | 08741 | Pine Beach | 82 | B | 0 |
| 9 | 08757 | Toms River | 81 | B | 2 |
| 10 | 08740 | Ocean Gate | 78 | B | 1 |
| 11 | 08751 | Seaside Heights | 75 | B | 0 |
| 12 | 08752 | Seaside Park | 75 | B | 0 |
| 13 | 08731 | Forked River | 74 | B | 9 (1 health) |
| 14 | 08735 | Lavallette | 74 | B | 2 |
| 15 | 08759 | Manchester Township | 73 | B | 0 |
| 16 | 08753 | Toms River | 71 | B | 2 |
| 17 | 07715 | Belmar | 69 | C | 10 (1 health) |
| 18 | 07727 | Farmingdale | 64 | C | 3 |
| 19 | 07722 | Colts Neck | 63 | C | 1 |
| 20 | 07731 | Howell | 63 | C | 1 |
| 21 | 07716 | Atlantic Highlands | 60 | C | 1 |
| 22 | 08732 | Island Heights | 60 | C | 0 |
| 23 | 08734 | Lanoka Harbor | 55 | C | 0 |
| 24 | 08739 | Normandy Beach | 55 | C | 0 |
| 25 | 07719 | Belmar | 54 | D | 10 (1 health) |
| 26 | 08724 | Brick | 54 | D | 22 (2 health) |
| 27 | 08730 | Brielle | 51 | D | 5 |
| 28 | 08723 | Brick | 49 | D | 22 (2 health) |
| 29 | 07702 | Shrewsbury | 45 | D | 0 |
| 30 | 07724 | Eatontown | 45 | D | 0 |
| 31 | 07738 | Lincroft | 45 | D | 0 |
| 32 | 07710 | Adelphia | 40 | D | 0 |
| 33 | 07712 | Asbury Park | 40 | D | 0 |
| 34 | 07755 | Oakhurst | 40 | D | 0 |
| 35 | 08720 | Allenwood | 40 | D | 0 |
| 36 | 08738 | Mantoloking | 40 | D | 0 |
| 37 | 08750 | Sea Girt | 40 | D | 0 |
| 38 | 07717 | Avon By The Sea | 35 | F | 0 |
| 39 | 07718 | Belford | 35 | F | 0 |
| 40 | 07748 | Middletown | 35 | F | 0 |
| 41 | 07758 | Port Monmouth | 35 | F | 0 |
| 42 | 07762 | Spring Lake | 35 | F | 0 |
| 43 | 08736 | Manasquan | 30 | F | 0 |
| 44 | 08742 | Point Pleasant Beach | 30 | F | 0 |
Overview
New Jersey's 4th District encompasses 44 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (59/100).
128 EPA violations have been recorded across this district's water systems. 8 are health-based violations. About 48% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Stage 1 DBP Rule - 50 violations
- Surface Water Treatment Rule - 19 violations
- Consumer Confidence Report Rule - 14 violations
- Revised Total Coliform Rule - 8 violations
- Total Organic Carbon - 6 violations
Housing Context
Homes in this district were built on average around 1971 (~55 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 44 ZIP codes in New Jersey's 4th District.