LN County · SD
Wells in LN County
885 recorded wells, 882 with verified depth. Here's what the drilling records say and what the permit takes.
Depth, from the records
110ft median drilled depth
p10 · 15 ftp90 · 480 ft
Eight of ten wells in LN County finished between 15 and 480 feet. Budget to the deep end; celebrate the shallow one.
Who drills around here
| Contractor (SD statewide) | Wells | Median depth |
|---|---|---|
| PULLMAN WELL DRILLING | 3,717 | 192 ft |
| HURON DRILLING, INCORPORATED | 3,414 | 145 ft |
| GEOTEK ENGINEERING & TESTING | 2,839 | 17 ft |
| ALEXANDER DRILLING, INC. | 2,654 | 240 ft |
| MAXIM TECHNOLOGIES, INC. | 1,434 | 22 ft |
| THEIN WELL COMPANY, INC. | 1,375 | 104 ft |
| ENVIRONMENTAL TECHNOLOGIES, INC. | 1,354 | 21 ft |
| STRETCH'S WELL SERVICE, INC. | 1,315 | 184 ft |
The permit in LN County
No pre-drill permitgeneric
SD DANR
SDCL 46-6-9
- Pre-drill gate
- None — report after drilling
- Fee
- —
- Who files
- Driller or owner may file
- Timeline
- Varies
Confirm current fee with authority
Before the rig arrives
- Confirm parcel allows a private well (vs required public water connection).
- Select a licensed well contractor; obtain owner authorization as required.
- No statewide pre-drill permit for typical domestic wells — confirm local/district overlays.
- Still complete post-drill filing (registration / well log) on the deadline below.
After drilling: Completion report ≤30d within 30 days → SD DANR · filing link ↗
Forms: SD well application · Completion report ≤30d
WellMap prepares estimate-backed quote packets and dual-party approvals. It does not issue permits and never auto-submits to government systems. The licensed driller (and/or owner where required by law) is the submitter of record. Verified 2026-07-14.