| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | aqueducts |  |  |  |  |  |
| 3 | aqueduct | length |  | annual deliveries |  | areas served |
| 4 | none | mi | km | acre.ft | dam3 | none |
| 5 | california aqueduct | 304 | 489 | 2,300,000 | 2,800,000 | san joaquin valley all swp aqueducts except for north bay |
| 6 | coastal branch california aqueduct | 143 | 230 | 48,000 | 59,000 | san luis obispo county santa barbara county |
| 7 | east branch california aqueduct | 140 | 230 | 995,000 | 1,227,000 | riverside county san bernardino county orange county |
| 8 | north bay aqueduct | 27.4 | 44.1 | 120,000 | 150,000 | napa county solano county |
| 9 | south bay aqueduct | none | none | 188,000 | 232,000 | alameda county santa clara county |
| 10 | west branch california aqueduct | 24.7 | 39.8 | 537,000 | 662,000 | ventura county los angeles county |

Question: how long did the coastal branch aqueduct stretch for?
Answer: 143