Temporal and Spatial Variability of Water Surplus in Ontario, Canada

Table 2

Annual average ± standard deviation of DRAINMOD estimated deep drainage (DD) and runoff (RO) for a local soil in each region where site is located and for a clay (Oneida clay), loam (Otonabee loam), and sandy (Pontypool sand) soil at 12 sites in Ontario.

Site	Local soil		Clay soil		Loam soil		Sandy soil
	DD	RO	DD	RO	DD	RO	DD	RO
	mm
Emo	127 ± 98	46 ± 44	40 ± 30	139 ± 82	104 ± 83	63 ± 52	171 ± 121	27 ± 38
Guelph	275 ± 106	25 ± 39	81 ± 36	218 ± 80	200 ± 89	89 ± 53	303 ± 116	23 ± 35
Harrow	31 ± 14	114 ± 59	10 ± 14	68 ± 52	20 ± 34	49 ± 48	119 ± 72	34 ± 39
Kapuskasing	154 ± 52	244 ± 77	100 ± 37	296 ± 88	246 ± 98	128 ± 67	404 ± 120	26 ± 41
London	107 ± 68	150 ± 77	71 ± 43	198 ± 95	185 ± 106	73 ± 68	302 ± 134	19 ± 38
Mount Forest	322 ± 99	89 ± 69	103 ± 39	297 ± 105	266 ± 94	123 ± 77	421 ± 137	12 ± 22
Ottawa	90 ± 40	211 ± 71	64 ± 38	233 ± 80	150 ± 91	137 ± 74	269 ± 115	54 ± 59
Peterborough	101 ± 86	90 ± 70	43 ± 34	153 ± 82	101 ± 86	90 ± 70	176 ± 107	52 ± 53
Renfrew	18 ± 15	214 ± 62	35 ± 28	186 ± 63	113 ± 69	78 ± 66	179 ± 100	68 ± 69
Smithfield	318 ± 111	50 ± 55	75 ± 38	262 ± 74	217 ± 84	109 ± 60	318 ± 111	50 ± 55
Vineland	32 ± 26	101 ± 58	32 ± 26	101 ± 58	65 ± 67	54 ± 49	154 ± 101	32 ± 36
Wiarton	130 ± 47	162 ± 78	73 ± 27	215 ± 86	186 ± 72	84 ± 63	354 ± 107	5 ± 12