ER ranges by facility type. Range of ERs in plumes sampled downwind of NG facilities in the western and eastern halves of the study area by the NOAA and Aerodyne MLs. DOI: https://doi.org/10.1525/elementa.351.t2
| Source type . | West ER . | Sample size . | East ER . | Sample size . |
|---|---|---|---|---|
| Production pads | 0.8–2.1% | 52 | 0.9–7.8% | 20 |
| Gathering stations | 1.0–1.7% | 26 | 1.1–7.9% | 10 |
| Pipeline junction | N/A | 0 | 3.9% | 1 |
| Dehydrator station | N/A | 0 | 4.0% | 1 |
| Transmission station | 2.0% | 1 | 1.6–5.7% | 3 |
| Source type . | West ER . | Sample size . | East ER . | Sample size . |
|---|---|---|---|---|
| Production pads | 0.8–2.1% | 52 | 0.9–7.8% | 20 |
| Gathering stations | 1.0–1.7% | 26 | 1.1–7.9% | 10 |
| Pipeline junction | N/A | 0 | 3.9% | 1 |
| Dehydrator station | N/A | 0 | 4.0% | 1 |
| Transmission station | 2.0% | 1 | 1.6–5.7% | 3 |