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Compare water/wastewater operator license difficulty across 51 states. Average difficulty: 4/100. Easiest in North Carolina (2), hardest in Arizona (5).
Average
4
Easiest
North Carolina
Score: 2
Hardest
Arizona
Score: 5
| # | State | Score | Grade | Label |
|---|---|---|---|---|
| 1 | North Carolina | 2 | A | Very Easy |
| 2 | Colorado | 3 | A | Very Easy |
| 3 | Idaho | 3 | A | Very Easy |
| 4 | Indiana | 3 | A | Very Easy |
| 5 | Iowa | 3 | A | Very Easy |
| 6 | Kansas | 3 | A | Very Easy |
| 7 | South Carolina | 3 | A | Very Easy |
| 8 | South Dakota | 3 | A | Very Easy |
| 9 | Tennessee | 3 | A | Very Easy |
| 10 | Alabama | 4 | A | Very Easy |
| 11 | Alaska | 4 | A | Very Easy |
| 12 | Arkansas | 4 | A | Very Easy |
| 13 | California | 4 | A | Very Easy |
| 14 | Connecticut | 4 | A | Very Easy |
| 15 | Delaware | 4 | A | Very Easy |
| 16 | District of Columbia | 4 | A | Very Easy |
| 17 | Florida | 4 | A | Very Easy |
| 18 | Georgia | 4 | A | Very Easy |
| 19 | Hawaii | 4 | A | Very Easy |
| 20 | Kentucky | 4 | A | Very Easy |
| 21 | Louisiana | 4 | A | Very Easy |
| 22 | Maine | 4 | A | Very Easy |
| 23 | Massachusetts | 4 | A | Very Easy |
| 24 | Michigan | 4 | A | Very Easy |
| 25 | Mississippi | 4 | A | Very Easy |
| 26 | Missouri | 4 | A | Very Easy |
| 27 | Montana | 4 | A | Very Easy |
| 28 | Nebraska | 4 | A | Very Easy |
| 29 | Nevada | 4 | A | Very Easy |
| 30 | New Hampshire | 4 | A | Very Easy |
| 31 | North Dakota | 4 | A | Very Easy |
| 32 | Ohio | 4 | A | Very Easy |
| 33 | Oklahoma | 4 | A | Very Easy |
| 34 | Oregon | 4 | A | Very Easy |
| 35 | Rhode Island | 4 | A | Very Easy |
| 36 | Utah | 4 | A | Very Easy |
| 37 | Vermont | 4 | A | Very Easy |
| 38 | Virginia | 4 | A | Very Easy |
| 39 | West Virginia | 4 | A | Very Easy |
| 40 | Wisconsin | 4 | A | Very Easy |
| 41 | Wyoming | 4 | A | Very Easy |
| 42 | Arizona | 5 | A | Very Easy |
| 43 | Illinois | 5 | A | Very Easy |
| 44 | Maryland | 5 | A | Very Easy |
| 45 | Minnesota | 5 | A | Very Easy |
| 46 | New Jersey | 5 | A | Very Easy |
| 47 | New Mexico | 5 | A | Very Easy |
| 48 | New York | 5 | A | Very Easy |
| 49 | Pennsylvania | 5 | A | Very Easy |
| 50 | Texas | 5 | A | Very Easy |
| 51 | Washington | 5 | A | Very Easy |
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North Carolina has the easiest water/wastewater operator license with a difficulty score of 2/100.
Washington has the hardest water/wastewater operator license with a difficulty score of 5/100.
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