Winter Ozone AQ Modeling Results
Emissions Adjustments
O&G Basin Emission Adjustment Factors
| Basin | NOx | VOC | CH4 | Notes | Reference |
|---|---|---|---|---|---|
| Denver-Julesberg | >2.0 | Petron et al., 2012 | |||
| Piceance | |||||
| North San Juan | |||||
| South San Juan | |||||
| Paradox | |||||
| Uintah | 0.25 | 1.6 | 4.4 | Uintah and Duchesne Counties | Karion et al., 2013; Ahmadov et al., 2015 |
| Southwest Wyoming | |||||
| Big Horn | |||||
| Wind River | |||||
| Powder River | |||||
| Great Plains | |||||
| Williston |
Upper Green River Basin CAMx Analysis
Monthly Average Concentrations
| Big Piney | VOC | CH4 |
| Boulder | VOC | CH4 |
| Gillette | VOC | CH4 |
| Pavilion | VOC | CH4 |
| Wamsutter | VOC | CH4 |
Timeseries Analysis of CAMx Base11a O3
Colorado
Utah
Uintah Basin Winter Ozone StudyThese sites only measured ozone and meteorology parameters
| Site | Lat, Long, Elev | 2011 Episode Dates | 1-hr O3 Concentrations | Time-Height |
|---|---|---|---|---|
| Altamount | 40.3603, -110.2858, 1949.8056 | Feb 14 | >85 ppb | WRF-Winter |
| Mar 2-3 | >85 ppb | |||
| Cedarview | 40.383524, -110.072563, 1692.2496 | Jan 7-8 | >80 ppb | |
| Jan 25-31 | >90 ppb | |||
| Feb 12-16 | >135 ppb | WRF-Winter | ||
| Feb 23-24 | >100 ppb | |||
| Mar 1-3 | >90 ppb | |||
| Dinosaur | 40.4371, -109.3047, 1462.7352 | Jan 6-9 | >80 ppb | |
| Feb 12-16 | >110 ppb | WRF-Winter | ||
| Duchesne | 40.1615, -110.4011, 1682.496 | Jan 29-30 | >90 ppb | |
| Feb 12-16 | >120 ppb | WRF-Winter | ||
| Horse Pool | 40.1437, -109.4672, 1569.4152 | Jan 6-8 | >100 ppb | |
| Jan 24-31 | >95 ppb | |||
| Feb 12-16 | >130 ppb | WRF-Winter | ||
| Feb 23-25 | >120 ppb | |||
| Mar 1-4 | >115 ppb | |||
| Jensen | 40.3671, -109.3522, 1450.848 | Feb 12-16 | >100 ppb | |
| Feb 23-24 | >80 ppb | |||
| Mar 1-2 | >80 ppb | WRF-Winter | ||
| Lapoint | 40.404, -109.8157, 1673.9616 | Jan 6-8 | >90 ppb | |
| Jan 27-31 | >80 ppb | |||
| Feb 12-16 | >120 ppb | |||
| Feb 22-24 | >100 ppb | |||
| Mar 1-3 | >85 ppb | |||
| Ouray | 40.054768, -109.688001, 1463.9544 | Jan 6-9 | >100 ppb | |
| Jan 16-17 | >95 ppb | |||
| Jan 26-31 | >105 ppb | |||
| Feb 11-16 | >140 ppb | |||
| Feb 24-25 | >120 ppb | |||
| Mar 1-3 | >100 ppb | |||
| Pariette Draw | 40.03460278, -109.8300556, 1466.6976 | Feb 11-16 | >140 ppb | |
| Feb 22-25 | >120 ppb | |||
| Mar 1-3 | >110 ppb | |||
| Rabbit Mountain | 39.8687, -109.0973, 1878.7872 | Jan 16 | >85 ppb | |
| Feb 14-16 | >100 ppb | |||
| Red Wash | 40.1972, -109.3525, 1688.8968 | Jan 6-9 | >95 ppb | |
| Jan 26-31 | >95 ppb | |||
| Feb 12-15 | >135 ppb | |||
| Feb 23-24 | >105 ppb | |||
| Mar 1-3 | >100 ppb | |||
| Roosevelt | 40.30073056, -109.9784172, 1544.7264 | Jan 6-9 | >80 ppb | |
| Jan 27-31 | >100 ppb | |||
| Feb 12-16 | >120 ppb | |||
| Feb 3-4 | >100 ppb | |||
| Mar 1-3 | >80 ppb | |||
| Vernal | 40.443273, -109.560983, 1662.684 | Jan 8-9 | >85 ppb | |
| Feb 12-16 | >100 ppb | |||
| Feb 24 | >85 ppb | WRF-Winter | ||
| Mar 2 | >80 ppb |
| Site | Lat, Long, Elev | 2011 Episode Dates | 8-hr O3 Concentrations | Obs Y/N |
|---|---|---|---|---|
| Wyoming Range | 42.98, -110.35, 2475 | Feb 15 | >80 ppb | Y |
| Mar 10 | >80 ppb | |||
| Pinedale | 42.92, -109.79, 2388 | Mar 1-2 | >85 ppb | Y |
| Mar 5 | >80 ppb | |||
| Juel Springs | 42.37, -109.56, 2144 | Mar 2 | >90 ppb | Y |
| Mar 12 | >85 ppb | |||
| Mar 15 | >85 ppb | |||
| Daniel | 42.79, -110.05, 2173 | Mar 10 | >80 ppb | Y |
| Boulder | 42.71, -109.75, 2160 | Feb 14 | >85 ppb | Y |
| Mar 1-5 | >120 ppb | |||
| Mar 12 | >120 ppb | |||
| Mobile Trailer | 42.68, -109.8, 2143 | Feb 14 | >80 ppb | Y |
| Mar 3 | >80 ppb | |||
| Tall Tower | 42.42, -109.56, 2149 | Mar 2 | >95 ppb | Y |
| Mar 5 | >80 ppb | |||
| Mar 12 | >90 ppb | |||
| Mar 15 | >80 ppb |
Monitoring Maps
Zoom of 3-State O&G Basins
Uintah and Piceance Basins
Southwest Wyoming Basin