State of New Zealand's Environment 1997 - Table 8.9

Region	Area at risk (hectares)	At-risk area being farmed	Percentage of farmland that is:
Region	Area at risk (hectares)	At-risk area being farmed	stable	erodible
Northland	874,300	521,100	30	70
Auckand	263,300	150,600	52	48
Waikato	945,900	511,700	63	37
Bay of Plenty	682,400	153,500	56	44
Gisborne	697,700	497,300	17	83
Hawkes Bay	967,400	537,900	38	62
Taranaki	341,400	116,000	72	28
Manawatu-Wanganui	1,299,800	809,700	42	58
Wellington	454,300	279,100	42	58
Nelson-Marlborough	1,686,600	528,900	18	82
West Coast	1,865,200	16,700	90	10
Canterbury	3,309,300	2,288,400	11	89
Otago	2,791,800	1,616,800	10	90
Southland	2,202,800	653,300	40	60
New Zealand	18,382,200	8,681,000	32	68

Adapted from Clough and Hicks (1993)