CONGRESSIONAL DISTRICT CA

California - 2nd District

119th Congress · 156 ZIP codes · Avg score 98/100 · Grade A · Updated N/A

Data: EPA SDWIS / Census 119th Congress Last verified: N/A

ZipCheckup's versioned Home Safety Profile covers 156 ZIP codes in California's 2nd District: the measured model 4.0.0 average is Grade A (98/100). 81 EPA violations on record, 15 health-based.

A
District Grade
98
Avg Safety Score
156
ZIP Codes
81
Total Violations
15
Health Violations
62
Water Systems
Best ZIP: 94901 (100/100)
Lowest ZIP: 95482 (78/100)

Top Contaminants

Stage 2 DBP Rule (34) Consumer Confidence Report Rule (14) Stage 1 DBP Rule (12) Total Trihalomethanes (TTHM) (5) Haloacetic Acids (HAA5) (5)

ZIP Codes in This District

100 ZIP codes tracked in California's 2nd District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 94901 San Rafael 100 A 0
2 94903 San Rafael 100 A 0
3 94904 Greenbrae 100 A 0
4 94920 Belvedere Tiburon 100 A 0
5 94924 Bolinas 100 A 1
6 94925 Corte Madera 100 A 0
7 94930 Fairfax 100 A 0
8 94933 Forest Knolls 100 A 0
9 94937 Inverness 100 A 0
10 94938 Lagunitas 100 A 0
11 94939 Larkspur 100 A 0
12 94941 Mill Valley 100 A 0
13 94945 Novato 100 A 0
14 94946 Nicasio 100 A 0
15 94947 Novato 100 A 0
16 94949 Novato 100 A 0
17 94957 Ross 100 A 0
18 94960 San Anselmo 100 A 0
19 94963 San Geronimo 100 A 0
20 94964 San Quentin 100 A 0
21 94965 Sausalito 100 A 0
22 94973 Woodacre 100 A 0
23 95403 Santa Rosa 100 A 1
24 95436 Forestville 100 A 2
25 95446 Guerneville 100 A 2
26 95470 Redwood Valley 100 A 0
27 95492 Windsor 100 A 1
28 95501 Eureka 100 A 0
29 95503 Eureka 100 A 0
30 95524 Bayside 100 A 0
31 95537 Fields Landing 100 A 0
32 95540 Fortuna 100 A 0
33 95562 Rio Dell 100 A 0
34 95589 Whitethorn 100 A 0
35 94952 Petaluma 99 A 2
36 94954 Petaluma 99 A 2
37 95425 Cloverdale 99 A 1
38 95441 Geyserville 99 A 1
39 95448 Healdsburg 99 A 5
40 95521 Arcata 99 A 1
41 95525 Blue Lake 99 A 1
42 95519 Mckinleyville 98 A 2
43 95490 Willits 97 A 5
44 95437 Fort Bragg 96 A 2 (1 health)
45 95472 Sebastopol 96 A 4 (1 health)
46 95497 The Sea Ranch 95 A 4 (1 health)
47 95546 Hoopa 95 A 3 (1 health)
48 95531 Crescent City 91 A 7 (2 health)
49 96093 Weaverville 83 B 1 (1 health)
50 95482 Ukiah 78 B 5 (1 health)

Overview

California's 2nd District encompasses 156 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is A (98/100).

81 EPA violations have been recorded across this district's water systems. 15 are health-based violations. About 38% of the 90 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Stage 2 DBP Rule - 34 violations
  • Consumer Confidence Report Rule - 14 violations
  • Stage 1 DBP Rule - 12 violations
  • Total Trihalomethanes (TTHM) - 5 violations
  • Haloacetic Acids (HAA5) - 5 violations

Housing Context

Homes in this district were built on average around 1969 (~57 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.

Data Sources

Updated daily. Data covers 156 ZIP codes in California's 2nd District.

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How to cite this page

APA ZipCheckup. (2026). California 2nd District: 81 EPA Violations - A. https://zipcheckup.com/congressional/ca-2/
BibTeX
@misc{zipcheckup-congressional-ca-2,
  author = {{ZipCheckup}},
  title  = {{California 2nd District: 81 EPA Violations - A}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/ca-2/}
}

Page version: August 2026.

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