| Site | Name | County | Lat | Lon | Range | Updated |
|---|---|---|---|---|---|---|
| 001 (1) | Weymouth Treatment Plan | Los Angeles, CA | 34.13277 | -117.77643 | 10 | 2017-09-10 |
| 002 (2) | Johnstone Peak | Los Angeles, CA | 34.31361 | -118.49953 | 20 | 2021-02-06 |
| 003 (3) | Pleasants Peak | Riverside, CA | 33.80716 | -117.61711 | 20 | 2021-02-06 |
| 004 (4) | District Headquarters | Los Angeles, CA | 34.0549 | -118.23631 | 2 | 2021-02-06 |
| 005 (5) | Palos Verdes | Los Angeles, CA | 33.75871 | -118.37854 | 20 | 2018-08-19 |
| 006 (6) | Oat Mountain | Los Angeles, CA | 34.32389 | -118.58208 | 25 | 2015-07-14 |
| 008 (8) | Mt Lukens | Los Angeles, CA | 34.27105 | -118.12397 | 25 | 2016-08-30 |
| 009 (9) | Diemer Treatment Plant | Orange, CA | 33.91222 | -117.82022 | 10 | 2017-09-11 |
| 010 (A) | Mills Treatment Plant | Riverside, CA | 33.91997 | -117.32075 | 10 | 2021-02-06 |
| 011 (B) | Lake Elsinore | Riverside, CA | 33.64381 | -117.36775 | 10 | 2024-07-04 |
| 012 (C) | Fallbrook | San Diego, CA | 33.39317 | -117.18073 | 10 | 2018-04-12 |
| 015 (F) | Skinner Treatment Plant | Riverside, CA | 33.58264 | -117.07919 | 1 | 2024-10-20 |
| 016 (10) | Lake Matthews | Riverside, CA | 33.51 | -117.27 | 15 | 2016-08-30 |
| 017 (11) | Detention Peak | Riverside, CA | 34.03089 | -116.90822 | 20 | 2021-02-06 |
| 018 (12) | Edom Hill | Riverside, CA | 33.87301 | -116.44225 | 15 | 2018-02-03 |
| 020 (14) | Hinds Headgate | Riverside, CA | 33.71468 | -115.65007 | 15 | 2018-02-03 |
| 021 (15) | Chuckawalla | Riverside, CA | 33.66326 | -115.46262 | 15 | 2018-02-03 |
| 022 (16) | Eagle Mountain Plant | Riverside, CA | 33.80779 | -115.45269 | 10 | 2018-02-03 |
| 023 (17) | Iron Mountain Plant | San Bernardino, CA | 34.14786 | -115.12251 | 10 | 2018-02-03 |
| 024 (18) | Iron Mountain 2 | San Bernardino, CA | 34.15335 | -115.13646 | 20 | 2018-02-03 |
| 025 (19) | Blythe 87 Radio Hill | Riverside, CA | 33.75 | -114.522 | 25 | 2018-02-03 |
| 026 (1A) | Cactus City | Riverside, CA | 33.65638 | -115.99764 | 20 | 2018-02-03 |
| 027 (1B) | Parker Dam | San Bernardino, CA | 34.31084 | -114.16714 | 20 | 2018-02-03 |
| 028 (1C) | Camino Substation | San Bernardino, CA | 34.84473 | -114.96771 | 10 | 2018-02-03 |
| 029 (1D) | Christmas Tree Pass | Clark, NV | 35.24508 | -114.74623 | 20 | 2018-02-03 |
| 030 (1E) | Searchlight | Clark, NV | 35.4706 | -114.91885 | 20 | 2018-02-03 |
| 031 (1F) | Arden Peak | Clark, NV | 35.94583 | -115.04278 | 15 | 2016-07-06 |