| Well Information Table |
|---|
| Common Well ID | NA03701113AAA1 EW-2U |
| USBR Well ID | EW02U |
| USGS Well ID | 372735105424201 |
| USGS Station Name | NA03701113AAA1 EW-2U |
| 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 | NA03701113AAA1 EW-2U |
| USBR TRS | NA03701113AAA1 |
| USGS TRS 1 | NA03701113AAA1 EW-2U |
| Longitude/Latitude (NAD83) | -105.71191145 , 37.45983676 |
| Longitude/Latitude Data Source | Divide Study |
| USGS Longitude/Latitude (NAD83) | -105.7122399 , 37.45972820 |
| USBR Longitude/Latitude (NAD27) | -105.711343712441 , 37.4598127036189 |
| Easting, Northing RGDSS-NAD83 (US ft) | 189022.56 , 168894.28 |
| USGS Topography | Valley flat |
| USGS County | Alamosa County |
| USGS Map Name | BALDY |
| USGS Map Scale | 24000 |
| Elevation and Depth Data |
|---|
| Ground Elevation (ft NAVD88) | 7561.22000000000 |
| Elevation Data Source | Divide study surveying by Davis Engineering |
| USBR Ground Elevation (ft NGVD29) | 7557.2 |
| USGS Ground Elevation (ft NGVD29) | 7557.40 |
| 1/3-Arc Second NED Ground Elevation (ft NAVD88) | 7563.46 |
| 1-Arc Second NED Ground Elevation (ft NAVD88) | 7562.23 |
| SRTM Ground Elevation (ft NAVD88) | 7554.24 |
| Total Depth (ft) | 40.00 |
| USBR Total Depth (ft) | 40 |
| USGS Hole Depth (ft) | 40.00 |
| USGS Well Depth (ft) | 39.00 |
| Model Layer | 1 |
| Model Layer Source | Aquifer Type |
| Depth of Bottom of Layer 1 | 83 |
| Depth of Bottom of Layer 2 | 188 |
| Depth of Bottom of Layer 3 | 657 |
| Depth of Bottom of Layer 4 | 2275 |
| Additional Well Information | Logs, Construction |
| Aquifer Information |
|---|
| Aquifer Type | Unconfined |
| Aquifer Type Source | DIV_AQ |
| USGS Aquifer Type | Unconfined Single Aquifer |
| USGS Hydrologic Unit | Alamosa-Trinchera |
| USGS Data Available | Water-level (GW.LEV) |
| Water-level Database Information |
|---|
| Water-level Count | 902 |
| Water-level Date Range | 08/14/1980 thru 12/15/2023 |
| Monitored within the last 18 months | Yes, most recently on 12/15/2023 |
| Depth-to-Water Range (ft) | 5.08 to 12.18 |
| Water Table Elevation Range (ft NAVD88) | 7549.04 to 7556.14 |
| Water-Level-Source:Number-of-Measurements | USGS:422 Divide Study:7 USBR:494 |
