Table 4. Storm Damage Reduction (SDR) Benefits Comparison For Selected
Projects.
Source: USACE Shoreline Protection and Beach Erosion Control Study, June 1996.
| Project | Years Project has been in place | "Actual" SDR Benefits (average annual million $) |
Predicted SDR Benefits from most recent project evaluation (average annual million $) | Percent Difference between Actual and Predicted SDR Benefits |
|---|---|---|---|---|
| Rockaway, NYC | 19 | 6.4 | 3.4 | 88 |
| Ocean City, MD | 4 | 23.3 | 13.5 | 73 |
| Virginia Beach, VA | 30 | 6.9 | 6.6 | 5 |
| Carolina Beach, NC | 29 | 1.9 | 4.1 | -54 |
| Duval Co., FL | 16 | 2.0 | 2.2 | -9 |
| Palm Beach Co., FL - Delray | 21 | 0.4 | 1.8 | -77 |
| Broward Co., FL – Segment II | 24 | 6.0 | 8.6 | -30 |
| Broward Co., FL – Segment III | 14 | 0.8 | 2.0 | -65 |
| Manatee Co., FL | 2 | 6.0 | 3.8 | 59 |
| Pinellas Co., FL – Sand Key | 9 | 8.7 | 4.9 | 77 |
| Grand Isle, LA | 9 | 3.9 | 1.1 | 254 |