Washington Well Data › Pierce County
Pierce County, Washington: well depth, water level & drilling cost
✓ 17,245 Ecology records · verified 2026-10-02
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How deep are wells in Pierce County, Washington?
The median drilled well depth in Pierce County is 117 ft, based on 17,127 wells with recorded depths in the state Ecology database. Half of all wells fall between 80 ft and 176 ft; 90% are shallower than 251 ft. Wells drilled since 2016 have a median depth of 138 ft.
How much does it cost to drill a well in Pierce County?
Applying published per-foot rates to the local median depth of 138 ft: drilling and casing alone typically runs $3,450–$8,970; a complete system including pump, pressure tank, and hookup typically runs $8,280–$13,800. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Pierce County?
The median static water level is 60 ft below ground surface (middle half of wells: 30 ft–113 ft), from 3,747 measurements.
How much water do wells in Pierce County produce?
The median tested yield is 21 gpm (middle half: 14 gpm–40 gpm), from 2,057 pump tests. A typical household needs 5–10 gpm.
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Who drills wells in Pierce County?
Licensed drillers by number of wells completed in this county since 2016, per filed well reports (license roster: Washington Department of Ecology).
| Driller | Wells since 2016 |
|---|---|
| Mark Wiese | 657 |
| Michael Cyrier | 298 |
| Matthew Call | 99 |
| Jacob Hansen | 61 |
| Nicolas Sample | 55 |
| Joshua Koepp | 51 |
| Rodney Gilseth JR | 44 |
| Joshua Stone | 39 |
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Well records by ZIP code in Pierce County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Roy (98580) — 2,461 wells, median 100 ft
- Graham (98338) — 2,174 wells, median 115 ft
- Eatonville (98328) — 1,357 wells, median 133 ft
- Gig Harbor (98335) — 987 wells, median 135 ft
- Mckenna (98558) — 925 wells, median 108 ft
- Gig Harbor (98329) — 906 wells, median 126 ft
- Spanaway (98387) — 757 wells, median 92 ft
- Kapowsin (98344) — 722 wells, median 95 ft
- Lakebay (98349) — 686 wells, median 150 ft
- Orting (98360) — 640 wells, median 127 ft
- Longbranch (98351) — 639 wells, median 158 ft
- Buckley (98321) — 498 wells, median 137 ft
- Gig Harbor (98332) — 493 wells, median 119 ft
- Vaughn (98394) — 463 wells, median 137 ft
- Puyallup (98375) — 362 wells, median 120 ft
- South Prairie (98385) — 344 wells, median 177 ft
- La Grande (98348) — 333 wells, median 122 ft
- Sumner (98390) — 331 wells, median 99 ft
- Wauna (98395) — 277 wells, median 121 ft
- Wilkeson (98396) — 261 wells, median 189 ft
- Bonney Lake (98391) — 238 wells, median 148 ft
- Anderson Island (98303) — 238 wells, median 96 ft
- Fox Island (98333) — 204 wells, median 121 ft
- Elbe (98330) — 168 wells, median 65 ft
- Sumner (98352) — 153 wells, median 102 ft
- Ashford (98304) — 138 wells, median 74 ft
- Tacoma (98446) — 113 wells, median 83 ft
- Puyallup (98371) — 109 wells, median 118 ft
- Carbonado (98323) — 108 wells, median 224 ft
- Puyallup (98374) — 103 wells, median 102 ft
- Lakewood (98439) — 66 wells, median 80 ft
- Puyallup (98372) — 63 wells, median 158 ft
- Tacoma (98424) — 62 wells, median 129 ft
- Tacoma (98445) — 60 wells, median 107 ft
- Dupont (98327) — 51 wells, median 109 ft
Method: medians computed from Ecology records (water wells only — soil/environmental borings and decommissions excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.