October 4, 2014

Wind turbine setback and noise regulations since 2010

These changes in and new wind turbine regulations since 2010 do not include moratoria and bans.

[note:  1,000 ft = 305 m; 550 m = 1,804 ft; 1,000 m = 1 km = 3,281 ft = 0.62 mi; 1 mi = 1.61 km = 5,280 ft]
  • Dekalb County, Illinois, July 12, 2018:  noise limit of 35 dBA during day (7am–10pm) and 30 dBA at night; no shadow flicker or flash; no radiofrequency or electromagnetic interference [link]
  • North Dakota, July 1, 2018:  decommission and land reclamation plan, cost estimates, and financial assurance required [link]
  • Farmersville, New York, June 4, 2018:  setback changed from 1.2× height to 2,200 ft; noise limit at residence changed from 50 dB to 42 dB [link]
  • Ingersoll Township, Michigan, May 14, 2018:  [link]
  • Beaver Township, Michigan, May 14, 2018:  setback 4× total height to property line, public roads, and transmission lines; height limit 500 ft; noise limit 45 dBA Lmax or 55 dBC Lmax (or ambient plus 5 dB if greater) at property line [link]
  • Shiawassee County, Michigan, May 8, 2018 [subject to County Board of Commissioners approval]:  setback 3.5× total height to nonparticipating property line (changed from 1.5×); height limit 450 ft (changed from 600 ft); 45 dB noise limit at property line (changed from 55 dB); no shadow flicker on nonparticipating property (changed from 20 hours/year) [link]
  • Almer Township, Michigan, April 2018:  setback 4× total height to nonparticipating property line; height limit 500 ft; 45 dBA noise limit at property line; no shadow flicker on nonparticipating property; decommissioning bond; all concrete to be removed
  • Tennessee, April 24, 2018:  setback 5× total height to nonparticipating property line; height limit 500 ft [link]
  • Miami County, Indiana, April 11, 2018:  change of setback from 1,000 ft to 2,000 ft to property line [link]
  • DeWitt County, Illinois, April 19, 2018:  change of setback from 1,500 ft to 2,000 ft to houses [link]
  • Pierce County, Nebraska, March 26, 2018:  setback 2,700 ft to houses [link]
  • Maroa, Illinois, March 26, 2018:  setback 1.5 miles from city border [link]
  • Hopkinton, New York, April 26, 2018:  setback 5× total height to property line; 40 dBA noise limit at nonparticipating residence [link]
  • Burnside Township, Michigan, February 26, 2018:  change of sound limit to 45 dBA Lmax (maximum) at property line [link]
  • Yates, New York, February 8, 2018:  change of setback to nonparticipating property line from 3× height to greater of 6× height or 1/2 mi; greater of 6× height or 1/2 mi to residences, public rights of way, and boundaries with other towns; 1 mi to village boundaries, schools, churches, and cemeteries; 3 mi from Lake Ontario shoreline (per US Fish and Wildlife Service recommendation); change of noise limit from 45 dBA during day (7am–8pm) and 40 dBA at night to 42 dBA during day and 39 dBA at night (per Vermont Public Service Board recommendation) [link]
  • Somerset, New York, January 29, 2018:  height limit 150 ft; industrial zones only; setback greater of 1/2 mi or 6× height to public roads, property lines, and residences; 3 mi from Lake Ontario shoreline; 42 dBA limit during day (7am–9pm), 35 dBA at night [link]
  • Wabash County, Indiana, December 18, 2017:  32 dBA limit outside of primary structures; no vibrations detectable on nonparticipant property; no shadow flicker on nonparticipant property; setbacks 3/4 mi to nonparticipant residential structure, 1/2  to nonparticipant business structure, 3/8 mi to participant residence, greater of 1,000 ft or 2× height to public roads [link]
  • Rochester, Indiana, December 4, 2017:  setback 3 mi from city limits [link]
  • North Rhine–Westphalia, Germany, 2019 [subject to public comment]:  setback 1.5 km from municipalities; banned from forests [link]
  • Ireland, Q1 2018 [subject to public consultation]:  setback 4× total height to residences, minimum 500 m; 43 dBA noise limit outside sensitive properties; no shadow flicker at residences nearer than 10× total height, consideration of low-frequency noise to 3km [link]
  • Vermont, November 22, 2017:  42 dBA limit 95% of the time 100 ft to nonparticipating residence during day (7am–9pm), 39 dBA at night (9pm–7am; goal to achieve interior sound level of ≤30 dB) [link]
  • Dixfield, Maine, November 7, 2017:  setbacks 2,000 ft to property line, 4,000 ft to occupied building or scenic or special resource; sound limits at property line of 42 dBA at night (7–7), 55 dBA at day within 4,000 ft; 5 dBA added to any average 10-minute sound level in which a tonal sound occurs, 5 dBA added to any average 10-minute sound level in which ≥5 short-duration repetitive sounds occur [link]
  • Clark County, South Dakota, August 14, 2017 [subject to appeal ruling]:  change of setback from 1,000 ft to 3,960 ft (3/4 mi) to residences [link]
  • Antelope County, Nebraska [subject to county commission approval]:  change of setback from 2,000 ft to 2,700 ft to nonparticipating residence; maximum of 2 turbines within 4,000 ft of nonparticipating residence [link]
  • Parishville, New York, June 22, 2017:  setback 5× total height to property line; 45 dBA noise limit at nonparticipating residence during day (7am–7pm), 35 dBA at night (7pm–7am) [link]
  • Bethel, Maine, June 14, 2017:  setback 2 miles to property line; 25 dBA limit at property line 7pm–7am, 35 dBA 7am–7pm; height limit 250 ft [link]
  • Walworth County, South Dakota, May 10, 2017:  setback 2 miles to property line [link]
  • Lincoln County, South Dakota, May 2, 2017 [upheld by referendum, July 18, 2017 (link)]:  setback 1/2 mile to homes; 45 dB limit at property line; shadow flicker limits [link]
  • North Dakota, June 5, 2017:  aircraft detection required to minimize lighting at night [link]
  • Clayton County, New York, April 26, 2017:  own use only; setback 5.5× height to property line [link]
  • Livingston County, Illinois, April 20, 2017:  setback to participating homes changed from 1,200 ft to greater of 3,250 ft or 6× height; setback to property line 1,640 ft; state Pollution Control Board noise limits measured at residential property line [link]
  • Rush County, Indiana, December 16, 2016:  project approved with setback 2,640 ft to nonparticipating property lines and height limit 200 ft [link]
  • Wayne County, Indiana, December 7, 2016:  zoning variance required for every turbine; large turbines not permitted: >100 ft tall, >50 kW, blade sweep >30 ft [link]
  • Hagerstown, Indiana, November 22, 2016:  no structures over 100 ft height within 2 miles of town (extension of airport regulation) [link]
  • Sand Beach Township, Michigan, October 2016 [approved by referendum, 413-80, May 2, 2017 (link)]:  40 dB limit at hosting residences during day, 35 dB at night; 35 dB and 30 dB for nonhosting residences [link]
  • Wabash County, Indiana, October 17, 2016:  32 dBA limit outside of primary structures; shadow flicker at residential and business structures limited to 15 minutes per day, 4 days per year; setback 1/2 mi to nonparticipating residential or business structure [link]
  • Clayton County, New York, September 27, 2016:  setback 1 mile to any structure, roadway, or property line; developers required to pay property owners for any damages or decreases in property value [link]
  • Palo Alto County, Iowa, September 27, 2016:  setback 1,500 ft to dwellings and cemeteries [link]
  • County Laois, Ireland, August 5, 2016 [augmented March 29, 2017, by total ban (link)]:  setback 1.5 km to schools, dwellings, community centers, and public roads [link]
  • Newfield, New York, July 24, 2016:  setback 1,760 ft or 3× blade radius to property line without lease or easement [link]
  • Letcher Township, South Dakota, June 8, 2016; effective July 1, 2016:  setbacks 1 mile to nonparticipating residence and 1,500 ft to property line [link]
  • Poland, May 2016:  setback 10× total height of turbine to housing [link]
  • Gage County, Nebraska, March 30, 2016:  45 dB limit at nonparticipating properties during day, 40 dB at night (10pm–7am); setback 3/8 mile to nonparticipating residence [link]
  • New Hampshire, December 15, 2015:  sound limits: greater of 45 dBAL90 or 5 dBA above background level during day (8–8), 40 dBA during day, greater of 40 dBAL90 or 5 dBA above background level at night at any temporary or permanent residence; shadow flicker: no more than 8 hours per year at or in any residence, learning space, workplace, health care setting, outdoor or indoor public gathering area, or other occupied building [link]
  • Freedom, Maine, November 17, 2015:  13× height setback to property line, 4× height to public roads, 2,500 ft to special resources; sound limits 5 dBA above preconstruction ambient level, 40 dBA during day, and 35 dBA at night at property line, and 20 dBC above preconstruction ambient dBA level at property line and inside dwellings [link]
  • Lancaster County, Nebraska, November 10, 2015:  sound limits at exterior wall of dwellings 40 dBA and 3 dBA above background (by 10-minute average, Leq,10min) from 7am to 10pm, 37 dBA from 10pm to 7am [link]
  • Boone County, Illinois, November 4, 2015:  change of setback from 1,000 ft to 2,640 ft (1/2 mi) to property line [link]
  • Catlin, New York, July 9, 2015:  sound limit at property line 35 dBA and 5 dBA above background for 5 minutes per hour; setbacks 10× rotor diameter to property line, 4× height to on-site residence [link]
  • Rush County, Indiana, July 1, 2015 (upheld by trial court May 27, 2016, appeals court February 14, 2017, and supreme court May 25, 2017 [link]):  project approved with change of setback to 2,300 ft to residences and property line [link]
  • Peru, Massachusetts, June 6, 2015:  height limit [link]
  • Garden Township, Michigan, June 1, 2015:  35 dBA or 50 dBC limit at property line from 10pm to 6am [link]
  • Iroquois County, Illinois, Apr. 14, 2015:  change of setback to property line from 1,500 ft to 12 rotor diameters [link]
  • Cleburne County, Alabama, Feb. 9, 2015 [needs state approval]:  2,500 ft setback to property line, 40 dB sound limit [link]
  • Pictou County, Nova Scotia, Jan. 5, 2015:  1,000 m setback, 600 m with consent of homeowner [link]
  • Bavaria, Germany, Nov. 21, 2014:  10× height setback to homes, 800 m to other dwellings [link]
  • Adams Township, Michigan, October 2014, affirmed April 13, 2015 [link]:  3,000 ft setback to lines, roads, and homes [link]
  • Plympton-Wyoming, Ontario, October 8, 2014; repealed under threat of lawsuit May 27, 2015 [link]:  50 dB average, +10 dB peak infrasound limit inside dwellings; 15 dBC or 20 dB infrasound limit over dBA level inside or outside dwellings; amplitude modulation limit indoors of 2 mPa RMS for 10 seconds out of any 40 seconds [link]
  • Mason County, Kentucky, September 30, 2014:  wind turbines >50 kW in already-designated industrial zones only; 1 mile setback of turbines, substations, and maintenance/operation facilities to property line, residences/regularly used buildings, residential zones, rights of way, wetlands, etc.; 30 dBA and 50 dbC limits at property line [link]
  • Buckland, Massachusetts, September 25, 2014:  limits of 250 kW capacity and 120 ft height, setbacks 360 ft to property line and half-mile to off-site residence [link]
  • Fairview Township, Pennsylvania, August 4, 2014:  height limit 350 ft, setbacks 1,500 ft to property lines and bodies of water, 1.1× height to roads [link]
  • County Donegal, Ireland, June 30, 2014 [cancelled by Minister October 6, 2016; reinstated March 27, 2017]:  setback 10× tip height to places of residence or public assembly [link]
  • Ohio, June 16, 2014:  change of setback (1,125 ft from blade tip) to property line (from house) [link]
  • Schoolcraft County, Michigan, June 5, 2014:  setbacks 3,960 ft (3/4-mile) to dwellings and businesses, 1 mile to scenic areas, parks, highways; 35 dB(A) limit at property line, ambient plus 5 dB limit at dwellings [link]
  • Granville, Pennsylvania, May 5, 2014:  setbacks 2,000 ft to property line and participating residence and 2,500 ft to nonparticipating residence, 45 dBA or 45 dBC limit at property line [link]
  • Carteret County, North Carolina, Feb. 26, 2014:  change of setback to 1 mile (from 6× height), plus 275 ft height limit and 35 dB limit at property line [link]
  • Eastern Kings, Prince Edward Island, 2013:  setbacks 4× height to participating dwelling, 3,280 ft (1,000 m) to nonparticipating dwelling [link]
  • Saxony, Germany, July 12, 2013:  setback 1,000 m to residence [link]
  • Woodstock, Maine, March 25, 2013:  setback 1 mile to property line; 35 dBA limit at property line 7pm–7am, 45 dBA 7am–7pm [link]
  • Wisconsin, Mar. 15, 2012:  1.1× height to property line, 1,250 ft to any residence [link]
  • Haut-Saint-Laurent, Montérégie, Québéc, Jan. 9, 2013:  2 km setback [link]
  • Denmark, Dec. 15, 2011:  addition of 20 dB low-frequency (10–160 Hz) limit (day and night) inside homes [link]
  • Frankfort, Maine, Dec. 1, 2011:  1 mile setback to property line, noise limits within 2 miles 35 dB day, 25 dB night [link] [repeal rejected Nov. 4, 2014; link]
  • Victoria, Australia, Aug. 29, 2011:  2 km setback without consent of homeowner [link]; reduced to 1 km March 2015 [link]
  • Umatilla County, Oregon, June 28, 2011:  change of setback to 2 miles from “urban grown boundary”, 1 mile from "unincorporated community" zones (from 3,520 ft) [link]
  • Barnstable County (Cape Cod), Massachusetts, Apr. 20, 2011:  10× rotor diameter to property line [link]
  • Centerville Township, Michigan, Aug. 18, 2010:  height limit 199 ft; setback 10× rotor diameter to property line or road; noise limits at property line 35 dBA or 5 dBA above background during day, 3 dBA above background at night, with low-frequency limits and tonality penalty [link]
  • Allegany County, Maryland, enacted Jan. 1, 2010:  setbacks 2,000 ft to homes, 5,000 ft to schools [link]