St Helena, California Water Well Drillers and Service Providers
Find top-notch water well drillers, groundwater, and drought information in st helena, California. Whether you're installing a new well, seeking repairs, or need regular maintenance, explore our listings for experts.
Interactive Water Well Map – Estimate your new well's depth
Visit the St Helena Water Well Map to view the water, irrigation, and geothermal wells.
Water Well Professionals in St Helena, California – Water Well Drilling, Service, and Treatment
Don't see your company listed? Let us know at help@waterwellmap.com
Water Well Map Widgets
Add map link and drought monitor to your website!
Water Well Terminology
Capillary Fringe –The subsurface layer where groundwater seeps up from a water table by capillary action.
Learn about more terms in the glossary.
St Helena Statistics
| Geology | |
|---|---|
| Aquifier | California Coastal Basin aquifers |
| Rock Formation | Unconsolidated sand and gravel aquifers |
| Well Information* | |
|---|---|
| Well Depth | 371 (ft) |
| SWL | 64 (ft) |
| Bedrock Depth | -- (ft) |
| Yield | 68 (gpm) |
| * Average within 5km | |
| Drought Monitor | |
|---|---|
| July 8, 2025 | N |
| July 1, 2025 | N |
| June 24, 2025 | N |
| June 17, 2025 | N |
| June 10, 2025 | N |
| June 3, 2025 | N |
| May 27, 2025 | N |
| May 20, 2025 | N |
Source: US Drought MonitorAdd to Website | |
