EX Pool 8 Full Matarrazo Drainage System Approved by Town 3623

Reservoir Report Page 4 Reservoir No. 1 - DRYWELLS Pond Data Pond storage is based on known contour areas Stage / Storage Table English Stage Elevation Contour area Incr.Storage Total storage ft ft sqft cuft cuft 0.00 606.75 350 (0) 0) 0.90 607.65 350 350 350 1.00 607.75 519 435 785 2.00 608.75 519 519 1,304 3.00 609.75 519 519 1,823 4.00 610.75 519 519 2,342 5.00 611.75 519 519 2,861 6.00 612.75 519 519 3,380 7.00 613.75 519 519 3,899 7.10 613.85 350 435 4,334 8.00 614.75 350 350 4,684 Culvert / Orifice Structures Weir Structures IA) = [BJ]. s[c¢]_— [D) (Al {B] [¢] [0] Rise in 3.0 40 0.0 0.0 CrestLenft = 4.0 0.0 0.0 0.0 Span in 3.0 4.0 0.0 0.0 Crest El. ft = 613.25 0.00 0.00 0.00 No. Barrels 4 1 0 0 Weir Coeff. = 3.00 0.00 0.00 0.00 Invert El. ft 608.00 611.25 0.00 0.00 Eqn. Exp. = 1.50 0.00 0.00 0.00 Length ft 1.0 1.0 0.0 0.0 Multi-Stage = No No No No Slope % 1.00 1.00 0.00 0.00 N-Value 013 .013 .000 = .000 Orif. Coeff. 0.60 0.60 0.00 0.00 Multi-Stage = No No No Tailwater Elevation = 0.00 ft Note: All oufiows have been analyzed under inlet and outlet contr Stage / Storage / Discharge Table Stage Storage Elevation ClvA ClvB ClvC ClyvD WrA WrB WrC WrD_ Discharge ft cuft ft cfs cfs cfs cfs cfs cfs cfs cfs cfs 0.00 0 606.75 0.00 0.00 -—- _ 0.00 -- = — 0.00 0.90 350 607.65 0.00 0.00 —- = 0.00 -— a — 0.00 1.00 785 607.75 0.00 0.00 -~- = 0.00, --- = = 0.00 2.00 1,304 608.75 0.19 0.00 -- —_ 0.00 -—~ _ _ 0.19 3.00 1,823 609.75 0.30 0.00 -- — 0.00 -- - _ 0.30 4.00 2,342 610.75 0.38 0.00 -- = 0.00 _ —_ 0.38 5.00 2,861 611.75 0.45 0230 — _ 0.00 — _ = 0.68 6.00 3,380 612.75 0.51 049° -—- = 0.00 — = =e 0.99 7.00 3,899 613.75 0.56 064 -- = 424 — = = 5.44 7.10 4,334 613.85 0.57 066 ~~ — 5,58 — _ _ 6.80 8.00 4,684 614.75 0.61 Q77 0 oa 22.05 — ~ _ 23.42 RESPONSE TO OPRA 2024-53_ 000010