Table of Current Output and Life Estimates

The following table provides estimates of current output and life for a single high potential anode, assuming a well-coated pipeline with an 85% effective use of the metal.

Soil Resistivity ohm-cm	9D3		17D3		20D2		32D5		48D5
	Output mA	Life years	Output mA	Life years	Output mA	Life years	Output mA	Life years	Output mA	Life years
1000	122	3.6	163	5	260	4	166	9	208	11
2000	61	7	81	10	130	8	83	19	104	22
3000	41	11	54	15	87	11	55	28	69	34
4000	31	14	40	20	65	15	41	38	52	45
5000	24	18	33	25	52	19	33	47	41	56
6000	20	22	27	31	43	22	28	55	35	67
7000	17	25	23	36	37	26	24	65	30	78
8000	15	29	20	41	33	30	21	75	26	90
9000	14	32	18	46	29	33	18	86	23	101
10000	12	36	16	51	26	37	16	94	21	112
15000	8	54	11	77	17	56	11	141	14	168
20000	6	72	8	102	13	74	8	188	10	224