| Well Information Table |
|---|
| Common Well ID | NA03801116DDD1 EW-11U |
| USBR Well ID | EW11U |
| USGS Well ID | 373155105455901 |
| USGS Station Name | NA03801116DDD1 EW-11U |
| USGS Construction Date | 06/26/1980 |
| USGS Site Type | Well |
| USGS Site Use Information | Observation |
| USGS Groundwater Use Information | Unused |
| Data Source(s) | USGS, Divide Study, USBR |
| Location Data |
|---|
| TRS | NA03801116DDD1 EW-11U |
| USBR TRS | NA03801116DDD1 |
| USGS TRS 1 | NA03801116DDD1 EW-11U |
| Longitude/Latitude (NAD83) | -105.76692939 , 37.53215849 |
| Longitude/Latitude Data Source | Divide Study |
| USGS Longitude/Latitude (NAD83) | -105.7669636 , 37.53194850 |
| USBR Longitude/Latitude (NAD27) | -105.766360050575 , 37.5321463948924 |
| Easting, Northing RGDSS-NAD83 (US ft) | 173085.37 , 195231.32 |
| USGS Topography | Valley flat |
| USGS County | Alamosa County |
| USGS Map Name | HOOPER S.E. |
| Elevation and Depth Data |
|---|
| Ground Elevation (ft NAVD88) | 7529.09 |
| Elevation Data Source | Divide study surveying by Davis Engineering |
| USBR Ground Elevation (ft NGVD29) | 7525.2 |
| USGS Ground Elevation (ft NGVD29) | 7516.60 |
| 1/3-Arc Second NED Ground Elevation (ft NAVD88) | 7529.02 |
| 1-Arc Second NED Ground Elevation (ft NAVD88) | 7529.00 |
| SRTM Ground Elevation (ft NAVD88) | 7542.75 |
| Total Depth (ft) | 42.00 |
| USBR Total Depth (ft) | 42 |
| USGS Hole Depth (ft) | 250.00 |
| USGS Well Depth (ft) | 39.00 |
| Model Layer | 1 |
| Model Layer Source | Aquifer Type |
| Depth of Bottom of Layer 1 | 45 |
| Depth of Bottom of Layer 2 | 484 |
| Depth of Bottom of Layer 3 | 857 |
| Depth of Bottom of Layer 4 | 2706 |
| Additional Well Information | Logs, Construction |
| Aquifer Information |
|---|
| Aquifer Type | Unconfined |
| Aquifer Type Source | DIV_AQ |
| USGS Aquifer Type | Unconfined Single Aquifer |
| USGS Hydrologic Unit | San Luis |
| USGS Data Available | Water-level (GW.LEV) |
| Water-level Database Information |
|---|
| Water-level Count | 846 |
| Water-level Date Range | 07/30/1980 thru 02/15/2025 |
| Monitored within the last 18 months | Yes, most recently on 02/15/2025 |
| Depth-to-Water Range (ft) | -0.30 to 13.99 |
| Water Table Elevation Range (ft NAVD88) | 7515.10 to 7529.39 |
| Water-Level-Source:Number-of-Measurements | USGS:333 Divide Study:11 USBR:515 |
