Manometer Gas System
Code indicating type of gas system
United States Geological Survey, Surface Water User Group
| Code | Sort Order | Valid Flag | Name | Description |
|---|---|---|---|---|
| NITR | 1 | true | Nitrogen | The gas system uses nitrogen. |
| BAIR | 2 | true | Air | The gas system is self-contained and uses compressed atmospheric air. |
| OTHR | 3 | true | Other | The gas system uses some other gas. |