Power Outages in Lyman County, SD
No live outage feed is available for Lyman County, SD yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 2.0 hours.
Lyman County, SD is served by local tracked utilities.
Lyman County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
- Heat AdvisoryMODERATE
Lyman County has been under 21 National Weather Service alerts recently — most recently a Heat Advisory on July 19, 2026.
- Heat Advisory ×21
Hardest-hit cities in Lyman County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Lyman County went about 2.0 hours without power. Peak simultaneous outage on record reached 1,281 customers.
Worst year here was 2020 (peak 628 customers out) · decade average 5.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2019 | 39 | 521 | 2.2 |
| 2020 | 69 | 628 | 22.9 |
| 2021 | 106 | 1,034 | 3.7 |
| 2022 | 85 | 426 | 4.0 |
| 2023 | 73 | 1,281 | 2.2 |
| 2024 | 84 | 471 | 1.5 |
| 2025 | 102 | 296 | 2.0 |
Relatively Moderate winter weather exposure · 5.5 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability very high — outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Lyman County: FAQ
- How often does Lyman County, SD lose power?
- Based on EAGLE-I records, Lyman County, SD logged 102 distinct outage events in 2025, averaging about 2.0 hours without power per customer over the year.
- What was the worst power outage in Lyman County, SD?
- The largest tracked outage peaked at 1,281 customers without power, beginning July 6, 2023 and lasting about 9h 45m.
- Is there a power outage in Lyman County, SD right now?
- No major outage is currently reported for Lyman County, SD. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Lyman County.
57365, 57544, 57548, 57568, 57569, 57576
Machine-readable data: /api/v1/counties/46085 and /api/v1/counties/46085/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Dakota customers).