| Well Name | BPK4 |
| Description | Big Pine Key Freshwater Lens Observation Well |
| Latitude [NAD83] | 244246.993 |
| Longitude [NAD83] | 812233.083 |
| FL State Plane East [NAD83] | 531402 |
| FL State Plane North [NAD83] | 138155 |
| County | Monroe |
| Land Surface Elev. [NGVD29] | 6.47 |
| Elevation Source | |
| Elevation Error [ft] +/- | |
| Land Surface Elev. [NAVD88] | |
| Total Depth [FT BLS] | 35 |
| Completion Date | 06-SEP-2000 |
| Hole Diameter | |
| Well Owner | KEY DEER REFUGE |
| Driller Name | HYDROGEOLOGIC ASSOCIATES USA, INC |
| Drilling Method | REVERSE ROTARY |
| Construction Comments | |
| Construction Date | |
| Destroy Date | |
| Drilling Comments | |
| Development Method | |
| Development Hours | |
| General Comments | |
