Hydrohistorian
Network trends
How has each covered water district's flow and mass balance evolved over time -- or not, or not
enough data yet to say. Recomputed weekly; open a district for the
full gage-by-gage breakdown, changepoints, and reconciliation detail.
| Water district | Gage flow trend | Changepoints | Mass-balance (network closure) | Cross-gage pattern |
|---|---|---|---|---|
| Clear Creek | ↓ 10 declining , ↑ 3 increasing / 120 gage(s) | 9 gage(s) | insufficient data (45% structures backfilled) | all move together |
| South Platte (all 4 districts) | ↓ 17 declining , ↑ 16 increasing / 268 gage(s) | 25 gage(s) | insufficient data (18% structures backfilled) | insufficient data |
| Boulder Creek | ↓ 5 declining , ↑ 2 increasing / 81 gage(s) | 13 gage(s) | increasing (34% coverage) | all move together |
| South Platte: Greeley to Balzac (draft) | ↓ 3 declining , ↑ 3 increasing / 51 gage(s) | 4 gage(s) | insufficient data (6% structures backfilled) | all move together |
| Cache la Poudre River (draft) | ↓ 2 declining , ↑ 3 increasing / 66 gage(s) | 5 gage(s) | insufficient data (3% structures backfilled) | all move together |
| Laramie River (draft) | no significant trend (6 gage(s)) | 1 gage(s) | insufficient data (22% structures backfilled) | insufficient data |
| Republican River (draft) | ↓ 3 declining / 7 gage(s) | 3 gage(s) | insufficient data (0% structures backfilled) | insufficient data |
| Upper South Platte (draft) | ↓ 17 declining , ↑ 16 increasing / 268 gage(s) | 25 gage(s) | insufficient data (18% structures backfilled) | insufficient data |
| Big Thompson River (draft) | ↓ 6 declining , ↑ 2 increasing / 72 gage(s) | 10 gage(s) | insufficient data (5% structures backfilled) | 1 outlier gage(s) |
| St Vrain Creek (draft) | ↓ 7 declining , ↑ 3 increasing / 65 gage(s) | 4 gage(s) | insufficient data (4% structures backfilled) | all move together |
| South Platte Balzac To Stateline (draft) | ↓ 5 declining , ↑ 2 increasing / 44 gage(s) | 7 gage(s) | insufficient data (7% structures backfilled) | all move together |
| Arikaree River (draft) | ↓ 4 declining / 10 gage(s) | 4 gage(s) | insufficient data (0% structures backfilled) | insufficient data |
| Sand Creek (draft) | no significant trend (3 gage(s)) | 0 gage(s) | insufficient data (0% structures backfilled) | insufficient data |
| North Fork Of South Platte (draft) | ↓ 17 declining , ↑ 16 increasing / 268 gage(s) | 25 gage(s) | insufficient data (18% structures backfilled) | insufficient data |
| South Platte Cheesman To Denver Gage (draft) | ↓ 17 declining , ↑ 16 increasing / 268 gage(s) | 25 gage(s) | insufficient data (18% structures backfilled) | insufficient data |
| Bear Creek (draft) | ↓ 2 declining , ↑ 1 increasing / 33 gage(s) | 2 gage(s) | insufficient data (0% structures backfilled) | all move together |
| Fountain Creek (draft) | ↓ 7 declining , ↑ 12 increasing / 79 gage(s) | 16 gage(s) | insufficient data (5% structures backfilled) | 1 outlier gage(s) |
| Arkansas Headwaters To Salida (draft) | ↓ 3 declining , ↑ 6 increasing / 62 gage(s) | 9 gage(s) | insufficient data (2% structures backfilled) | 1 outlier gage(s) |
| Arkansas Salida To Portland (draft) | ↓ 3 declining , ↑ 1 increasing / 22 gage(s) | 5 gage(s) | insufficient data (1% structures backfilled) | all move together |
| Wet Mountain Valley (draft) | no significant trend (8 gage(s)) | 0 gage(s) | insufficient data (27% structures backfilled) | insufficient data |
| Arkansas Portland To Fowler (draft) | ↓ 10 declining / 38 gage(s) | 11 gage(s) | insufficient data (1% structures backfilled) | all move together |
| Saint Charles (draft) | ↓ 1 declining / 12 gage(s) | 0 gage(s) | insufficient data (3% structures backfilled) | 1 outlier gage(s) |
| Cucharas River (draft) | ↓ 4 declining / 14 gage(s) | 2 gage(s) | insufficient data (7% structures backfilled) | 1 outlier gage(s) |
| Arkansas Fowler To Las Animas (draft) | ↓ 16 declining / 57 gage(s) | 15 gage(s) | insufficient data (1% structures backfilled) | all move together |
| Apishapa River (draft) | no significant trend (2 gage(s)) | 0 gage(s) | insufficient data (2% structures backfilled) | insufficient data |
| Purgatoire River (draft) | ↓ 6 declining / 35 gage(s) | 4 gage(s) | insufficient data (1% structures backfilled) | all move together |
| Arkansas Las Animas To Stateline (draft) | ↓ 10 declining , ↑ 1 increasing / 62 gage(s) | 12 gage(s) | insufficient data (2% structures backfilled) | all move together |
| Huerfano River (draft) | ↓ 2 declining , ↑ 1 increasing / 14 gage(s) | 3 gage(s) | insufficient data (6% structures backfilled) | 1 outlier gage(s) |
| Rio Grande (draft) | ↓ 13 declining , ↑ 1 increasing / 97 gage(s) | 17 gage(s) | insufficient data (4% structures backfilled) | all move together |
| Alamosa La Jara (draft) | ↓ 5 declining / 23 gage(s) | 4 gage(s) | increasing (62% coverage) | all move together |
| Conejos Creek (draft) | ↓ 5 declining / 35 gage(s) | 4 gage(s) | insufficient data (7% structures backfilled) | all move together |
| Culebra Creek (draft) | ↓ 5 declining , ↑ 1 increasing / 20 gage(s) | 4 gage(s) | insufficient data (8% structures backfilled) | all move together |
| San Luis Creek (draft) | ↓ 2 declining / 20 gage(s) | 3 gage(s) | insufficient data (12% structures backfilled) | 5 outlier gage(s) |
| Saguache Creek (draft) | ↓ 1 declining / 6 gage(s) | 1 gage(s) | insufficient data (11% structures backfilled) | insufficient data |
| Carnero Creek (draft) | ↓ 2 declining / 2 gage(s) | 1 gage(s) | insufficient data (13% structures backfilled) | insufficient data |
| Trinchera Creek (draft) | ↓ 7 declining / 16 gage(s) | 8 gage(s) | insufficient data (7% structures backfilled) | all move together |
| Tomichi Creek (draft) | ↓ 2 declining / 8 gage(s) | 2 gage(s) | insufficient data (22% structures backfilled) | 1 outlier gage(s) |
| North Fork Tribs (draft) | ↓ 7 declining , ↑ 4 increasing / 81 gage(s) | 11 gage(s) | insufficient data (28% structures backfilled) | all move together |
| Lower Uncompahgre River (draft) | ↓ 4 declining , ↑ 2 increasing / 30 gage(s) | 4 gage(s) | insufficient data (7% structures backfilled) | 1 outlier gage(s) |
| Lower Gunnison River (draft) | ↓ 4 declining , ↑ 2 increasing / 10 gage(s) | 6 gage(s) | insufficient data (16% structures backfilled) | all move together |
| East River Basin (draft) | ↓ 4 declining / 20 gage(s) | 6 gage(s) | insufficient data (15% structures backfilled) | all move together |
| San Miguel River Basin (draft) | ↓ 5 declining / 25 gage(s) | 1 gage(s) | insufficient data (6% structures backfilled) | all move together |
| Paradox Creek (draft) | ↓ 3 declining / 6 gage(s) | 3 gage(s) | insufficient data (34% structures backfilled) | insufficient data |
| Upper Gunnison River (draft) | ↓ 1 declining / 14 gage(s) | 2 gage(s) | insufficient data (10% structures backfilled) | all move together |
| Dolores River Basin (draft) | no significant trend (4 gage(s)) | 0 gage(s) | insufficient data (28% structures backfilled) | insufficient data |
| Upper Uncompahgre River (draft) | ↓ 3 declining / 6 gage(s) | 2 gage(s) | insufficient data (21% structures backfilled) | all move together |
| Little Dolores River (draft) | no significant trend (1 gage(s)) | 0 gage(s) | insufficient data (39% structures backfilled) | insufficient data |
| Blue River Basin (draft) | ↓ 5 declining , ↑ 1 increasing / 46 gage(s) | 7 gage(s) | insufficient data (7% structures backfilled) | all move together |
| Eagle River Basin (draft) | ↓ 6 declining / 23 gage(s) | 4 gage(s) | insufficient data (5% structures backfilled) | all move together |
| Roaring Fork River Basin (draft) | ↓ 13 declining / 72 gage(s) | 13 gage(s) | insufficient data (4% structures backfilled) | 1 outlier gage(s) |
| Rifle Elk Parachute Creeks (draft) | ↓ 3 declining / 17 gage(s) | 1 gage(s) | insufficient data (3% structures backfilled) | all move together |
| Divide Creek (draft) | ↓ 2 declining / 9 gage(s) | 1 gage(s) | insufficient data (11% structures backfilled) | all move together |
| Muddy Troublesome Creeks (draft) | ↓ 1 declining , ↑ 1 increasing / 12 gage(s) | 2 gage(s) | insufficient data (23% structures backfilled) | insufficient data |
| Upper Colorado Fraser Rivers (draft) | ↓ 10 declining , ↑ 5 increasing / 84 gage(s) | 12 gage(s) | insufficient data (8% structures backfilled) | all move together |
| Piney Cottonwood Creeks (draft) | ↑ 2 increasing / 8 gage(s) | 2 gage(s) | insufficient data (47% structures backfilled) | insufficient data |
| Tribs North Of Colorado River (draft) | ↓ 1 declining / 8 gage(s) | 2 gage(s) | insufficient data (30% structures backfilled) | insufficient data |
| Roan Creek Basin (draft) | no significant trend (2 gage(s)) | 0 gage(s) | insufficient data (13% structures backfilled) | insufficient data |
| Lower Colorado River (draft) | ↓ 9 declining / 53 gage(s) | 7 gage(s) | insufficient data (13% structures backfilled) | 1 outlier gage(s) |
| White River Basin (draft) | ↓ 6 declining , ↑ 1 increasing / 55 gage(s) | 7 gage(s) | insufficient data (25% structures backfilled) | all move together |
| Lower Yampa River (draft) | ↓ 3 declining , ↑ 4 increasing / 31 gage(s) | 6 gage(s) | insufficient data (12% structures backfilled) | all move together |
| North Platte River Basin (draft) | ↓ 2 declining / 33 gage(s) | 3 gage(s) | increasing (53% coverage) | insufficient data |
| Slater Timberlake Creeks (draft) | ↓ 2 declining / 9 gage(s) | 1 gage(s) | insufficient data (19% structures backfilled) | insufficient data |
| Little Snake River (draft) | ↓ 1 declining / 6 gage(s) | 2 gage(s) | insufficient data (15% structures backfilled) | all move together |
| Green River Basin (draft) | no significant trend (4 gage(s)) | 0 gage(s) | insufficient data (46% structures backfilled) | insufficient data |
| Middle Yampa River (draft) | ↑ 1 increasing / 12 gage(s) | 2 gage(s) | insufficient data (34% structures backfilled) | all move together |
| Upper Yampa River (draft) | ↓ 7 declining / 55 gage(s) | 5 gage(s) | insufficient data (8% structures backfilled) | all move together |
| San Juan River Basin (draft) | ↓ 6 declining / 19 gage(s) | 6 gage(s) | insufficient data (19% structures backfilled) | all move together |
| Animas River Basin (draft) | ↓ 15 declining , ↑ 1 increasing / 34 gage(s) | 12 gage(s) | insufficient data (15% structures backfilled) | all move together |
| Los Pinos River Basin (draft) | ↓ 1 declining / 8 gage(s) | 1 gage(s) | insufficient data (10% structures backfilled) | all move together |
| Mcelmo Creek Basin (draft) | ↓ 3 declining / 16 gage(s) | 5 gage(s) | increasing (58% coverage) | insufficient data |
| La Plata River Basin (draft) | ↓ 9 declining / 25 gage(s) | 6 gage(s) | insufficient data (15% structures backfilled) | all move together |
| Mancos River Basin (draft) | ↓ 1 declining / 19 gage(s) | 1 gage(s) | insufficient data (32% structures backfilled) | all move together |
| Disappointment Creek Basin (draft) | ↑ 1 increasing / 2 gage(s) | 1 gage(s) | insufficient data (28% structures backfilled) | insufficient data |
| West Dolores Creek Tribs (draft) | ↓ 3 declining / 14 gage(s) | 3 gage(s) | insufficient data (15% structures backfilled) | all move together |
| Navajo River Basin (draft) | ↓ 3 declining / 11 gage(s) | 3 gage(s) | insufficient data (42% structures backfilled) | all move together |
| Piedra River Basin (draft) | ↓ 1 declining / 10 gage(s) | 1 gage(s) | insufficient data (14% structures backfilled) | insufficient data |