Scientific Investigations Report 2006–5145
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5145
Table 6. Acreage of ET units within major spring-discharge areas of the Grapevine Springs imagery delineated by land-cover classification.
[Spring-discharge areas shown in figure 8]
Spring- discharge area |
ET-unit acreage, in acres | ||
---|---|---|---|
Moderate density |
High density |
Total | |
Grapevine Springs | 88.1 | 101.0 | 189.1 |
Staininger Spring | 20.0 | 23.7 | 43.7 |
Surprise Springs | 3.8 | 2.4 | 6.2 |
Total | 111.9 | 127.1 | 239.0 |