| Well Information Table |
|---|
| Common Well ID | BACA SW-4 |
| Baca Well Name | SW-4 |
| USGS Well ID | 375828105432401 |
| GSDNP Well Name | SW-4 |
| USGS Station Name | BACA SW-4 |
| USGS Construction Date | 11/03/1995 |
| USGS Site Type | Well |
| USGS Site Use Information | Observation |
| USGS Groundwater Use Information | Unknown |
| Data Source(s) | USGS, HRS |
| Location Data |
|---|
| TRS | BACA SW-4 |
| USGS TRS 1 | BACA SW-4 |
| Longitude/Latitude (NAD83) | -105.72343020 , 37.97438568 |
| Longitude/Latitude Data Source | Davis Engineering Survey |
| USGS Longitude/Latitude (NAD83) | -105.7234306 , 37.97438056 |
| Halapaska & Assoc. Easting/Northing (CO-S) | 1935755.00000000 , 476228.000000000 |
| Easting, Northing RGDSS-NAD83 (US ft) | 185793.07 , 356199.94 |
| USGS County | Saguache County |
| USGS Map Name | CRESTONE |
| USGS Map Scale | 24000 |
| Elevation and Depth Data |
|---|
| Ground Elevation (ft NAVD88) | 7691.29000000000 |
| Elevation Data Source | USGS GWSI database |
| USGS Ground Elevation (ft NAVD88) | 7691.29 |
| BACA Well database (Halapaska & Assoc, ft NGVD29) | 7699 |
| HRS Dunes Well database (ft NGVD29) | 7698.00000 |
| 1/3-Arc Second NED Ground Elevation (ft NAVD88) | 7693.86 |
| 1-Arc Second NED Ground Elevation (ft NAVD88) | 7694.11 |
| SRTM Ground Elevation (ft NAVD88) | 7704.65 |
| Total Depth (ft) | 100.00 |
| USGS Hole Depth (ft) | 105.00 |
| USGS Well Depth (ft) | 100.00 |
| Model Layer | 1 |
| Model Layer Source | Dunes Layer |
| Depth of Bottom of Layer 1 | 243 |
| Depth of Bottom of Layer 2 | 501 |
| Depth of Bottom of Layer 3 | 1109 |
| Depth of Bottom of Layer 4 | 2204 |
| Additional Well Information | NONE |
| Aquifer Information |
|---|
| Aquifer Type | Unconfined |
| Aquifer Type Source | HRS_AQUIFER |
| USGS Primary Aquifer | Valley-fill Deposits |
| USGS Aquifer Type | Unconfined Single Aquifer |
| USGS Hydrologic Unit | San Luis |
| USGS Data Available | Discharge (GW.DISC) |
| Water-level Database Information |
|---|
| Water-level Count | 180 |
| Water-level Date Range | 11/07/1995 thru 04/24/2024 |
| Monitored within the last 18 months | Yes, most recently on 04/24/2024 |
| Depth-to-Water Range (ft) | 9.90 to 19.58 |
| Water Table Elevation Range (ft NAVD88) | 7671.71 to 7681.39 |
| Water-Level-Source:Number-of-Measurements | RGWCD:59 USGS:141 HRS:6 |
