How reliable is DUQUESNE LIGHT CO?

DUQUESNE LIGHT CO 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 DUQUESNE LIGHT CO serve?

DUQUESNE LIGHT CO serves 3 counties across Pennsylvania, per its EIA-861 service territory filing.

Where does DUQUESNE LIGHT CO provide power?

DUQUESNE LIGHT CO operates in Pennsylvania. The full list of counties served is below, each linked to its live outage status.

DUQUESNE LIGHT CO— Outages & Reliability

As of July 18, 2026 18:54 UTC, about 946 DUQUESNE LIGHT CO customers are without power in 2 counties.

DUQUESNE LIGHT CO is an electric utility serving 3 counties in Pennsylvania. DUQUESNE LIGHT CO 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.

MINOR OUTAGE · ON ITS NETWORK

946

DUQUESNE LIGHT CO customers out in 2 counties

Official reliability

US EIA

Not reported to EIA

OUTAGE TREND

DUQUESNE LIGHT CO

946

AS OF LAST UPDATE · PEAK 3,172

Updated July 18, 2026

2 PM8 PM2 AM9 AM2 PM

Counties served by DUQUESNE LIGHT CO (3)

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

DUQUESNE LIGHT CO: FAQ

How reliable is DUQUESNE LIGHT CO?: DUQUESNE LIGHT CO 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 DUQUESNE LIGHT CO serve?: DUQUESNE LIGHT CO serves 3 counties across Pennsylvania, per its EIA-861 service territory filing.
Where does DUQUESNE LIGHT CO provide power?: DUQUESNE LIGHT CO operates in Pennsylvania. 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: Pennsylvania.