Flood Control Dams in New Jersey
New Jersey has 54 flood control dams, of which 15 carry a high hazard classification. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate.
| # | Dam | County | Height (ft) | Hazard | Condition | Year |
|---|---|---|---|---|---|---|
| 1 | Furnace Brook W.s. #2 Dam | Warren | 55 | High | Satisfactory | 1971 |
| 2 | Assunpink #18 Dam | Monmouth | 38 | High | Poor | |
| 3 | Assunpink # 6 Dam | Mercer | 31 | High | Satisfactory | 1975 |
| 4 | Cranbury S. River Basin B1 Dam | Middlesex | 30 | Low | ||
| 5 | Yardley Road Lake Dam | Morris | 30 | High | Fair | |
| 6 | Paulinskill Water Shed #2 Dam | Sussex | 29 | High | Satisfactory | 1959 |
| 7 | Stony Brook #3 (rosedale Lake) Dam | Mercer | 28 | Low | Satisfactory | |
| 8 | Chester Pond Dam | Morris | 28 | Low | Satisfactory | 1993 |
| 9 | Jaqui Mill Dam | Morris | 27 | High | Poor | 1920 |
| 10 | Squibb Dam | Mercer | 26 | Low | Satisfactory | |
| 11 | Assunpink #20 Dam | Mercer | 26 | High | Satisfactory | |
| 12 | Cifrese Dam | Morris | 26 | Low | Satisfactory | |
| 13 | Assunpink #21 Dam | Mercer | 25 | High | Satisfactory | |
| 14 | Stony Brook #4 (curlis Lake) Dam | Mercer | 24 | Low | Satisfactory | 1959 |
| 15 | Assunpink #4 Dam | Monmouth | 24 | High | Poor | |
| 16 | Paulins Kill Site 4 Dam | Sussex | 24 | High | Satisfactory | 1961 |
| 17 | Liberty Lake Dam | Warren | 23 | Significant | Poor | |
| 18 | Panther Valley Village # 6 Dam | Warren | 23 | Significant | Satisfactory | |
| 19 | Stony Brook W.s. Site 11 (amwell) Dam | Hunterdon | 22 | Significant | Poor | 1963 |
| 20 | Clearwater Detention Dam | Union | 22 | High | Fair | 1994 |
| 21 | Blackwells Mills Dam | Somerset | 20 | Significant | Satisfactory | |
| 22 | Prospertown Dam | Ocean | 19 | High | Poor | 1966 |
| 23 | Stony Brook #14 (honey Lake) Dam | Mercer | 18 | High | Satisfactory | 1964 |
| 24 | Regional Stormwater Detention Basin G Dam | Mercer | 18 | Significant | Satisfactory | 1989 |
| 25 | Neptune Basin Dam | Ocean | 18 | Significant | Poor | |
| 26 | Lake Hopatcong Dam | Morris | 17 | High | Poor | 1925 |
| 27 | Rockaway Townsquare Mall Dam | Morris | 17 | Significant | Satisfactory | |
| 28 | Regional Detention Basin Dam E | Somerset | 17 | Significant | Satisfactory | |
| 29 | Cooper River Parkway (kaighn Ave) Dam | Camden | 15 | Significant | Poor | 1940 |
| 30 | Bridgepoint Dam | Somerset | 15 | Significant | Satisfactory | 1988 |
| 31 | Mcafee Glenwood Road Dam No. 2 | Sussex | 15 | Significant | Satisfactory | 2000 |
| 32 | Christian Health Care Center Dam | Bergen | 14 | Significant | Satisfactory | |
| 33 | Stony Brook W.s. # 5 (baldwin) Dam | Mercer | 14 | Low | Fair | |
| 34 | Lake Musconetcong Dam | Morris | 14 | High | Satisfactory | 1933 |
| 35 | Assunpink #5 Dam | Monmouth | 13 | Low | Satisfactory | |
| 36 | Barbour Mill Dam | Passaic | 13 | Significant | Poor | 1890 |
| 37 | Gateway Business Park Dam | Salem | 13 | Low | ||
| 38 | Northridge Pond Dam | Somerset | 13 | Significant | Satisfactory | |
| 39 | Ursino Dam | Union | 13 | Low | 1927 | |
| 40 | Scotch Road Detention Dam 1.2 | Mercer | 12 | Significant | Satisfactory | |
| 41 | Fox Chase Dam | Somerset | 12 | Significant | Poor | |
| 42 | Hoaglan Farms West Dam | Somerset | 12 | Significant | Satisfactory | 1988 |
| 43 | Bee Brook Detention Dam | Middlesex | 11 | Low | ||
| 44 | Riverton Basin Dam | Middlesex | 11 | Low | ||
| 45 | Emma Lake Dam | Morris | 10 | Low | Poor | |
| 46 | Double Trouble North Dam | Ocean | 10 | Low | Fair | |
| 47 | Watchung Square Dam | Somerset | 10 | Significant | Satisfactory | |
| 48 | Ellsworth (detention Pond) Dam | Somerset | 9 | Significant | Satisfactory | |
| 49 | Bosco School Dam | Bergen | 8 | Significant | Satisfactory | |
| 50 | Clinton Mills Dike | Hunterdon | 8 | Significant | Satisfactory | |
| 51 | Matrix Detention Basin | Mercer | 8 | Low | ||
| 52 | Green Street Dam | Middlesex | 8 | Significant | Satisfactory | 1988 |
| 53 | Mcafee Glenwood Road Dam No. 1 | Sussex | 8 | Significant | Satisfactory | 2000 |
| 54 | New Jersey No Name # 56 Dam | Morris | 7 | Low | Satisfactory | 1960 |