Stream Control Conditions
A reference table for codes that describe the condition of the streamflow control section.
United States Geological Survey, Surface Water User Group
| Code | Sort Order | Valid Flag | Name | Description | 
|---|---|---|---|---|
| UNSP | 1 | true | Unspecified | The stream control conditions were not specified. | 
| AICE | 2 | true | Anchor ice | The stream control is covered with anchor ice. | 
| CICE | 3 | true | Ice cover | The stream control was convered by ice. | 
| CLER | 4 | true | Clear | The stream control was clear of any obstructions. | 
| FILL | 5 | true | Fill control changed | The stream control was filled. | 
| HVDB | 6 | true | Heavy debris | The stream control was heavily covered with debris. | 
| LGDB | 7 | true | Light debris | The stream control was lightly covered with debris. | 
| ALGA | 8 | false | Algae | The stream control was covered with moss/algae. | 
| MAHV | 8 | true | Heavy moss/algae | The stream control was heavily covered with moss/algae. | 
| MALT | 9 | true | Light moss/algae | The stream control was lightly covered with moss/algae. | 
| MAMD | 10 | true | Moderate moss/algae | The stream control was moderately covered with moss/algae. | 
| MDDB | 11 | true | Moderate debris | The stream control was moderately covered with debris. | 
| NFLW | 12 | true | No flow | There was no flow over the stream control. | 
| SCUR | 13 | true | Scour control changed | The stream control has scour conditions. | 
| SICE | 14 | true | Shore ice | The stream control has shore ice. | 
| SUBM | 15 | true | Submerged | The stream control was submerged. |