GroundRosterNapco Drilling DBA Northern Arizona Pump, INC.Licensed
| Name | Napco Drilling DBA Northern Arizona Pump, INC. |
| Company | Nathan S. White |
| License number | 377 |
| License type | ADWR Licensed Well Driller · ROC R-53 & A-4 |
| License status | Active — ADWR licensed well drillers list |
| Based in | Cornville, Yavapai County, Arizona 86325 |
| Phone | (928) 634-4978 |
"Based in" is the city and county of the address on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
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What this license covers
- Drilling / construction: licensed to bore, case, complete, and plug water wells.
How to verify this license
We publish the license details exactly as they appear in Arizona's official licensing records; we do not vouch for the business itself. Before hiring, look up license #377 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Arizona DWR - Licensed Well Drillers List, last checked 2026-08-17. Verify at the official source.
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