Investor-Owned Utilities' Electricity Distribution Lines Summarized by Assembly District
as of June 2021

Assembly District % of Assembly District's Power Lines Underground or Covered # of Fire Incidents Total Miles - Underground % of Power Lines - Underground Total Miles - Covered % of Power Lines - Covered Total Miles - Bare % of Power Lines - Bare Total Miles - Other % of Power Lines - Other Total Miles - Unknown % of Power Lines - Unknown
1 17.72% 185 1,532 15.39% 232.6 2.34% 5,498 55.23% 733.3 7.37% 1,960 19.69%
2 20.47% 215 1,606 19.01% 124.2 1.47% 6,127 72.49% 236.2 2.79% 358.6 4.24%
3 16.19% 296 1,628 15.79% 40.91 0.4% 8,182 79.36% 298.5 2.9% 160.4 1.56%
4 23.68% 192 1,743 22.27% 110.8 1.41% 5,570 71.14% 159.7 2.04% 246.2 3.14%
5 13.08% 272 1,548 12.33% 93.83 0.75% 10,077 80.26% 423.4 3.37% 413.5 3.29%
6 56.72% 83 1,679 56.64% 2.451 0.08% 1,226 41.35% 41.24 1.39% 15.78 0.53%
7 60.59% 8 228.1 60.58% 0.04278 0.01% 136 36.12% 8.218 2.18% 4.156 1.1%
8 0% 2 0 0% 0 0% 5.268 100% 0 0% 0 0%
9 18.17% 5 45.64 18.17% 0 0% 184.8 73.6% 8.536 3.4% 12.13 4.83%
10 37.46% 80 1,645 36.73% 32.62 0.73% 2,249 50.21% 89.77 2% 462.7 10.33%
11 65.91% 92 2,798 65.89% 0.5642 0.01% 1,295 30.48% 30 0.71% 123.3 2.9%
12 23.62% 62 831.9 23.62% 0.069 0% 2,430 69.0% 106.7 3.03% 153.1 4.35%
13 43.02% 56 1,574 43.01% 0.3286 0.01% 1,700 46.45% 79.29 2.17% 305.9 8.36%
14 51.23% 54 1,746 51.04% 6.702 0.2% 1,111 32.48% 28.29 0.83% 529 15.46%
15 40.92% 14 1,037 40.49% 11.09 0.43% 1,458 56.92% 16.2 0.63% 39.09 1.53%
16 68.9% 34 3,014 68.63% 12.03 0.27% 960.6 21.87% 19.74 0.45% 385.4 8.78%
17 72.78% 4 1,315 72.72% 1.022 0.06% 441.2 24.4% 17.91 0.99% 33.04 1.83%
18 35.28% 10 642.7 35.24% 0.8135 0.04% 1,000 54.82% 12.84 0.7% 167.7 9.19%
19 50.49% 5 723.7 50.43% 0.8301 0.06% 587.9 40.97% 9.548 0.67% 113.1 7.88%
20 52.29% 26 1,288 52.26% 0.9289 0.04% 671.5 27.23% 14.57 0.59% 490.3 19.88%
21 16.71% 95 707.8 16.71% 0 0% 3,324 78.49% 121.6 2.87% 81.33 1.92%
22 40.05% 16 1,022 39.92% 3.174 0.12% 830.2 32.43% 23.12 0.9% 681.5 26.62%
23 45.34% 81 2,692 44.88% 27.57 0.46% 2,757 45.97% 108.2 1.8% 413.4 6.89%
24 41.06% 43 1,094 39.95% 30.44 1.11% 1,097 40.08% 59.91 2.19% 456.4 16.67%
25 67.47% 40 1,574 67.45% 0.5148 0.02% 525.6 22.53% 12.95 0.56% 220.3 9.44%
26 22.97% 102 2,157 22.97% 0 0% 4,635 49.37% 125.5 1.34% 2,471 26.32%
27 67.54% 22 1,228 67.53% 0.1674 0.01% 349 19.19% 26.75 1.47% 214.6 11.8%
28 40.66% 44 1,073 39.53% 30.65 1.13% 983.5 36.22% 76.4 2.81% 551.7 20.31%
29 37.13% 83 1,733 35.04% 103.3 2.09% 2,388 48.3% 122.2 2.47% 598.2 12.1%
30 30.72% 106 1,644 30.52% 11.09 0.21% 3,284 60.98% 96.61 1.79% 350.2 6.5%
31 13.5% 105 1,013 13.5% 0 0% 5,928 78.96% 256.7 3.42% 309.5 4.12%
32 16.18% 111 1,156 16.18% 0 0% 5,397 75.57% 145.3 2.03% 444.1 6.22%
33 29.42% 43 2,457 29.42% 0 0% 3,027 36.25% 32.39 0.39% 2,835 33.95%
34 39.84% 89 2,384 39.84% 0 0% 2,811 46.97% 53.34 0.89% 735.6 12.29%
35 28.22% 149 1,732 27.99% 14.25 0.23% 3,911 63.23% 103.6 1.67% 425.4 6.88%
36 46.09% 54 2,913 46.09% 0 0% 1,876 29.68% 5.633 0.09% 1,526 24.14%
37 34.19% 82 1,806 34.13% 3.45 0.07% 1,883 35.57% 14.44 0.27% 1,586 29.97%
38 71.15% 28 2,273 71.15% 0 0% 262.8 8.23% 0.5233 0.02% 658.4 20.61%
39 16.53% 4 33.26 16.53% 0 0% 42.7 21.22% 0.656 0.33% 124.6 61.92%
40 58.09% 24 2,170 58.09% 0 0% 708 18.95% 14.85 0.4% 843 22.56%
41 44.27% 11 1,238 44.27% 0 0% 660 23.6% 2.859 0.1% 895.9 32.03%
42 49.16% 38 3,158 49.16% 0 0% 2,110 32.84% 24.24 0.38% 1,132 17.62%
43 26.85% 2 97.04 26.85% 0 0% 92.11 25.48% 0.5971 0.17% 171.7 47.5%
44 68.24% 28 2,507 68.24% 0 0% 377.3 10.27% 2.204 0.06% 787.4 21.43%
45 75.7% 4 267.5 75.7% 0 0% 21.84 6.18% 0.0952 0.03% 63.95 18.1%
46 100% 17 1.348 100% 0 0% 0 0% 0 0% 0 0%
47 57.88% 13 1,724 57.88% 0 0% 528.6 17.74% 37.42 1.26% 688.8 23.12%
48 24.45% 29 616.7 24.45% 0 0% 787.4 31.22% 2.798 0.11% 1,115 44.22%
49 23.95% 20 582.5 23.95% 0 0% 751.4 30.89% 4.95 0.2% 1,093 44.95%
50 47.25% 1 782.1 47.25% 0 0% 220.1 13.3% 2.009 0.12% 651.1 39.33%
51 20.92% 12 93.49 20.92% 0 0% 118.2 26.45% 1.343 0.3% 233.9 52.33%
52 53.16% 7 1,604 53.16% 0 0% 705.8 23.39% 2.401 0.08% 705.3 23.37%
53 24.59% 14 38.01 24.59% 0 0% 60.44 39.1% 0.7274 0.47% 55.42 35.85%
54 37.11% 7 160.5 37.11% 0 0% 101.9 23.55% 0.9356 0.22% 169.3 39.13%
55 73.23% 25 2,651 73.23% 0 0% 436 12.04% 0.5682 0.02% 532.5 14.71%
56 35.2% 9 549.5 35.2% 0 0% 676.7 43.35% 3.486 0.22% 331.4 21.23%
57 28.43% 2 875.3 28.43% 0 0% 848.5 27.56% 1.755 0.06% 1,353 43.95%
58 31.27% 10 815.3 31.27% 0 0% 674.5 25.87% 1.912 0.07% 1,116 42.79%
59 18.7% 13 59.2 18.7% 0 0% 99.23 31.34% 5.675 1.79% 152.5 48.17%
60 69.99% 4 1,814 69.99% 0 0% 367.5 14.18% 29.47 1.14% 380.7 14.69%
61 70.46% 3 1,595 70.46% 0 0% 327.5 14.47% 9.926 0.44% 331.2 14.63%
62 25% 9 361.5 25% 0 0% 351.3 24.3% 3.508 0.24% 729.5 50.46%
63 18.75% 10 320.6 18.75% 0 0% 530 30.99% 2.901 0.17% 856.4 50.09%
64 27.76% 12 472.7 27.76% 0 0% 438.3 25.74% 2.524 0.15% 789.4 46.35%
65 42.62% 31 813.7 42.62% 0 0% 446.7 23.39% 1.413 0.07% 647.7 33.92%
66 34.16% 10 949.1 34.16% 0 0% 617.7 22.23% 2.447 0.09% 1,209 43.52%
67 66.48% 4 3,614 66.48% 0 0% 1,024 18.84% 24.03 0.44% 773.5 14.23%
68 72.66% 5 2,419 72.66% 0 0% 320.4 9.62% 0.7858 0.02% 589.1 17.69%
69 39.75% 62 544.9 39.75% 0 0% 276.4 20.16% 1.031 0.08% 548.6 40.02%
70 33.52% 6 610.5 33.52% 0 0% 483 26.52% 3.616 0.2% 724.4 39.77%
71 32.85% 5 1,489 32.85% 0 0% 733.9 16.2% 2.831 0.06% 2,306 50.89%
72 40.68% 10 1,121 40.68% 0 0% 606.4 22% 4.587 0.17% 1,024 37.16%
73 92.89% 45 2,665 92.89% 0 0% 49.42 1.72% 0.03629 0% 154.5 5.38%
74 77.02% 21 2,706 77.02% 0 0% 301 8.57% 2.68 0.08% 503.6 14.34%
75 59.58% 8 2,520 59.58% 0 0% 289.6 6.85% 0.2717 0.01% 1,420 33.57%
76 75.33% 4 1,684 75.33% 0 0% 56.5 2.53% 0 0% 494.8 22.14%
77 84.77% 13 2,163 84.77% 0 0% 22.35 0.88% 0 0% 366.3 14.36%
78 68.85% 10 1,065 68.85% 0 0% 17.64 1.14% 0 0% 464.2 30.01%
79 69.2% 0 1,014 69.2% 0 0% 17.48 1.19% 0 0% 433.6 29.61%
80 64.32% 0 725.5 64.32% 0 0% 18.58 1.65% 0 0% 384 34.04%
Source: Geographic data for primary and secondary distribution lines that Bear Valley Electric Service, PacifiCorp, Pacific Gas and Electric, Southern California Edison, and San Diego Gas and Electric reported to the Energy Safety Office, as of June 2021, and interviews with Energy Safety Office staff.
Note: Liberty Utilities did not provide consent to publish its detailed data.