Water Providers in San Bernardino County
- Apple Valley Ranchos Water
- Big Bear Lake Water - Big Bear System
- Crestline Village Water District - Division 10
- Fort Irwin Water
- Golden State Water - Apple Valley South
- Helendale Community Services District
- Joshua Basin Water District
- Lake Arrowhead Water
- Mojave Water Agency
- Needles Utilities
- San Bernardino County Service Area 64
- San Bernardino County Special Districts - Service Area 70 J
- San Bernardino Municipal Water Department (SBMWD)
- San Bernardino Water - Glen Helen Regional Park
- Twentynine Palms Water District
- Western Heights Water
- Yucaipa Valley Water District
Water Providers by City
- Apple Valley
- Big Bear Lake
- Crestline
- Fort Irwin
- Helendale
- Joshua Tree
- Lake Arrowhead
- Needles
- San Bernardino
- Spring Valley Lake
- Twentynine Palms
- Yucaipa
