New Hampshire — 2nd District
119th Congress · 168 ZIP codes · Avg score 65/100 · Grade C · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 168 ZIP codes in New Hampshire's 2nd District: the district earns a grade C (65/100). 377 EPA violations on record, 161 health-based.
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in New Hampshire's 2nd District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 03052 | Litchfield | 83 | B | 0 |
| 2 | 03061 | Nashua | 83 | B | 0 |
| 3 | 03063 | Nashua | 83 | B | 0 |
| 4 | 03064 | Nashua | 83 | B | 0 |
| 5 | 03235 | Franklin | 83 | B | 0 |
| 6 | 03435 | Keene | 83 | B | 1 |
| 7 | 03570 | Berlin | 83 | B | 1 |
| 8 | 03755 | Hanover | 83 | B | 0 |
| 9 | 03055 | Milford | 82 | B | 2 |
| 10 | 03060 | Nashua | 78 | B | 0 |
| 11 | 03062 | Nashua | 78 | B | 0 |
| 12 | 03251 | Lincoln | 78 | B | 1 |
| 13 | 03756 | Lebanon | 78 | B | 2 (1 health) |
| 14 | 03771 | Monroe | 78 | B | 9 (4 health) |
| 15 | 03264 | Plymouth | 77 | B | 2 (1 health) |
| 16 | 03743 | Claremont | 77 | B | 1 (1 health) |
| 17 | 03753 | Grantham | 76 | B | 4 |
| 18 | 03086 | Wilton | 75 | B | 0 |
| 19 | 03087 | Windham | 75 | B | 0 |
| 20 | 03226 | Center Harbor | 75 | B | 0 |
| 21 | 03241 | Hebron | 75 | B | 0 |
| 22 | 03257 | New London | 75 | B | 0 |
| 23 | 03263 | Pittsfield | 75 | B | 0 |
| 24 | 03293 | Woodstock | 75 | B | 0 |
| 25 | 03440 | Antrim | 75 | B | 0 |
| 26 | 03449 | Hancock | 75 | B | 0 |
| 27 | 03451 | Hinsdale | 75 | B | 0 |
| 28 | 03455 | Marlborough | 75 | B | 0 |
| 29 | 03469 | West Swanzey | 75 | B | 0 |
| 30 | 03561 | Littleton | 75 | B | 1 (1 health) |
| 31 | 03579 | Errol | 75 | B | 1 |
| 32 | 03597 | West Stewartstown | 75 | B | 0 |
| 33 | 03602 | Alstead | 75 | B | 0 |
| 34 | 03740 | Bath | 75 | B | 1 |
| 35 | 03777 | Orford | 75 | B | 0 |
| 36 | 03781 | Plainfield | 75 | B | 0 |
| 37 | 03782 | Sunapee | 75 | B | 0 |
| 38 | 03785 | Woodsville | 75 | B | 1 |
| 39 | 03071 | New Ipswich | 74 | B | 2 |
| 40 | 03278 | Warner | 74 | B | 3 |
| 41 | 03279 | Warren | 74 | B | 11 (1 health) |
| 42 | 03576 | Colebrook | 74 | B | 2 |
| 43 | 03598 | Whitefield | 74 | B | 1 (1 health) |
| 44 | 03766 | Lebanon | 74 | B | 2 (1 health) |
| 45 | 03049 | Hollis | 73 | B | 2 (2 health) |
| 46 | 03222 | Bristol | 73 | B | 0 |
| 47 | 03261 | Northwood | 73 | B | 2 |
| 48 | 03431 | Keene | 73 | B | 1 |
| 49 | 03765 | Haverhill | 73 | B | 4 |
| 50 | 03043 | Francestown | 72 | B | 0 |
Overview
New Hampshire's 2nd District encompasses 168 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (65/100).
377 EPA violations have been recorded across this district's water systems. 161 are health-based violations. About 40% 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 - 83 violations
- Total Trihalomethanes (TTHM) - 76 violations
- Stage 1 DBP Rule - 61 violations
- Lead and Copper Rule - 32 violations
- Barium - 27 violations
Housing Context
Homes in this district were built on average around 1972 (~54 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Lead Alert: 20 ZIP codes in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
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 168 ZIP codes in New Hampshire's 2nd District.