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Avista Corp,avista: Outages & Reliability

We have no live outage feed for Avista Corp,avista, so its outages are not in our numbers.

Avista Corp,avista is an electric utility serving 15 counties in Idaho and Washington. Avista Corp,avista did not report standardized reliability metrics to the EIA (common for smaller or short-form utilities), but its service territory and outage history are tracked below.

ON ITS NETWORKNo live feed

We have no live feed for Avista Corp,avista, so its outages are not in our numbers. See our coverage →

Official reliability

US EIA
Not reported to EIA
Outage trend · Avista Corp,avista
0customers out
Data as of Oct 19, 2026 22:50 UTC
Avista Corp,avista: customers without power, last 24 hoursPeak 0 customers out; latest 0 as of Oct 19, 2026 22:50 UTC. Each point is the highest reading in its interval.00.30.50.81Oct 196 AM12 PM6 PM
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Times in EDT. Shaded stretches had no reading.

Counties served by Avista Corp,avista (15)

Service territory reported to EIA-861; each links to live outage status and history.

What causes Avista Corp,avista outages

Share of outage-time by reported cause across the counties it serves (territory-wide, may include other utilities in shared counties).

Outage causes by share of outage-timePlanned / maintenance 98.7%, Equipment failure 1.3%, Trees / vegetation 0%Planned / maintenancePlanned / maintenance98.7%Equipment failureEquipment failure1.3%Trees / vegetationTrees / vegetation0%
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A reported cause is available for 4.8% of outage-time over 2 months of live data. Shares are of the portion with a known cause; bars are scaled to the largest cause.

Avista Corp,avista: FAQ

How reliable is Avista Corp,avista?
Avista Corp,avista did not report standardized SAIDI/SAIFI reliability metrics to the EIA. Outage history for the counties it serves is available on their individual pages.
How many customers does Avista Corp,avista serve?
Avista Corp,avista serves 15 counties across Idaho and Washington, per its EIA-861 service territory filing.
Where does Avista Corp,avista provide power?
Avista Corp,avista operates in Idaho, Washington. The full list of counties served is below, each linked to its live outage status.

Reliability metrics (SAIDI/SAIFI) and service territory from the US EIA Form 861. SAIDI/SAIFI are IEEE-standard, including major event days. Primary state: Idaho; every electric company in Idaho.

Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of .