| FIELD | WAS DEFINED AS | IS NOW DEFINED AS |
| NESDIS ID | DD169582 | 1788A00C |
| First Transmit Time | 0034 | 0036 |
| Location | EAST BRANCH PENOBSCOT RIVER AT GRINDSTONE | EAST BRANCH PENOBSCOT RIVER AT GRINDSTONE |
| MODE | B | S |
| Sensor 1 Physical Element | TA | HG |
| Sensor 1 Offset Time   | 4 | 6 |
| Sensor 2 Physical Element | HG | TA |
| Sensor 2 Offset Time   | 4 | 6 |
| Sensor 3 Physical Element | undefined | VB |
| Sensor 3 Data Interval | undefined | 60 |
| Sensor 3 Offset Time   | undefined | 36 |
| Sensor 3 Base Elevation | undefined | 0.00 |