Highest-paying states for water and wastewater treatment plant and system operators
California leads at $81,770 a year. Pay is not adjusted for local prices; see each page for the cost-of-living view.
| Place | Median | 25th–75th |
|---|---|---|
| California | $81,770 | $65,250–$103,550 |
| Washington | $80,800 | $67,690–$99,940 |
| Connecticut | $78,820 | $64,670–$93,340 |
| New Jersey | $78,760 | $62,280–$93,520 |
| Minnesota | $74,670 | $62,850–$79,590 |
| Colorado | $74,200 | $60,080–$83,620 |
| Oregon | $69,720 | $60,670–$80,540 |
| Massachusetts | $68,550 | $60,120–$79,050 |
| Illinois | $67,810 | $55,260–$83,140 |
| Hawaii | $65,560 | $55,470–$78,320 |
| Delaware | $64,940 | $54,960–$76,240 |
| New York | $63,990 | $53,700–$79,670 |
| Vermont | $63,640 | $57,240–$76,580 |
| Wisconsin | $63,550 | $54,860–$72,610 |
| Pennsylvania | $63,310 | $54,540–$74,300 |
| Wyoming | $63,260 | $52,320–$83,820 |
| New Hampshire | $62,940 | $54,630–$72,610 |
| Maine | $61,870 | $57,920–$72,480 |
| Maryland | $61,870 | $49,820–$76,850 |
| Rhode Island | $61,820 | $53,020–$75,720 |
| Arizona | $61,340 | $50,130–$67,200 |
| Utah | $61,290 | $49,730–$73,090 |
| Nebraska | $61,220 | $50,670–$67,940 |
| Iowa | $60,990 | $50,300–$67,390 |
| North Dakota | $60,470 | $51,130–$72,940 |
| Alaska | $60,160 | $46,800–$83,700 |
| Virginia | $59,420 | $47,980–$73,600 |
| Michigan | $59,270 | $49,790–$64,540 |
| Ohio | $59,170 | $48,980–$65,670 |
| Florida | $59,030 | $47,580–$72,830 |
| Montana | $58,040 | $49,960–$68,580 |
| Indiana | $53,540 | $47,570–$62,120 |
| South Dakota | $53,370 | $48,100–$62,230 |
| Idaho | $52,210 | $45,940–$61,600 |
| South Carolina | $52,090 | $45,810–$63,370 |
| Alabama | $51,870 | $41,250–$65,360 |
| North Carolina | $51,680 | $45,850–$61,740 |
| Tennessee | $50,670 | $43,250–$61,910 |
| Missouri | $49,940 | $45,460–$58,400 |
| Texas | $49,460 | $41,740–$60,810 |
| Georgia | $48,930 | $42,300–$59,870 |
| New Mexico | $48,190 | $38,270–$62,190 |
| West Virginia | $47,560 | $41,110–$57,970 |
| Kansas | $46,780 | $40,830–$56,240 |
| Mississippi | $46,480 | $37,770–$59,850 |
| Louisiana | $46,210 | $37,120–$55,910 |
| Oklahoma | $45,890 | $38,130–$52,000 |
| Kentucky | $45,430 | $36,050–$57,510 |
| Arkansas | $44,320 | $37,150–$52,620 |
Data period: BLS OEWS May 2025.