Egham to Iver Water Trunk Main COLNBROOK BY-PASS LONGFORD
Undecided
79959/APP/2026/606
Description
Request for a Screening Opinion under The Town and Country Planning (Environmental Impact Assessment) Regulations 2017 for the proposed installation of an approximately 12km new clean water pipeline spanning from Egham to Iver Water Treatment Works.
3.8/10
Planning Authority Score
#200 of 282
Hillingdon ranks #154 out of 282 councils for householder decision speed. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).
Hillingdon decision performance
Based on MHCLG data, 2025
84%
Overall approval rate
Below avg (87%) #213 of 282
88%
Householder approved
Below avg (90%) #211 of 282
69%
Decided in 8 weeks
Below avg (71%) #154 of 282
43%
Extended time limit
Above avg (40%) #164 of 282
67%
Minor dwellings approved
58 decided (1-9 homes)
68%
Change of use approved
19 decided
1,703
Total decisions
276 refused in 2025