Solar developer
ERIN MCMAHAN; NA
40 recorded solar installations developed by ERIN MCMAHAN; NA — mostly in District of Columbia.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations developed
40
Total capacity
1.7 MW
DC nameplate
States
1
Median size
29.1 kW
Median $/W
—
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2020
6
2021
1
2022
5
2023
7
2024
18
2025
3
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Jun 4, 2025 | Washington, DC | 38.9 kW | — | COM |
| Jun 3, 2025 | Washington, DC | 30.7 kW | — | COM |
| Mar 17, 2025 | Washington, DC | 23 kW | — | COM |
| Dec 24, 2024 | Washington, DC | 13.8 kW | — | COM |
| Nov 20, 2024 | Washington, DC | 27.6 kW | — | COM |
| Nov 8, 2024 | Washington, DC | 21.2 kW | — | COM |
| Sep 23, 2024 | Washington, DC | 8.5 kW | — | COM |
| Sep 12, 2024 | Washington, DC | 95.2 kW | — | COM |
| Aug 30, 2024 | Washington, DC | 38.3 kW | — | COM |
| Aug 29, 2024 | Washington, DC | 15 kW | — | COM |
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Service geography
Frequently asked questions
How many solar installations has ERIN MCMAHAN; NA developed?
PanelCensus records 40 installations developed by ERIN MCMAHAN; NA, from Apr 2, 2020 to Jun 4, 2025, totalling 1.7 MW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does ERIN MCMAHAN; NA operate?
Most recorded activity is in District of Columbia (40).