Quadrangle Name	Scale 1:	Coverage & Subject	Source
Ibapah	24k	NE ¼	Ub 99 pl.5
Ibapah	63k	E 1/2	P 177 pl.3
Ibapah	63k	E 1/2	P 177 pl.1
Ibapah	63k	complete	Ub 99 pl.2
Ibapah Peak	63k	complete	Ub 77 pl.1
Ibapah Peak	63k	complete	Ur 117 fig.2
Ibapah Peak	63k	complete	Ub 99 pl.2
Ice Cave	125k	complete	P 61 pl.IV
Ice Cave Peak	63k	complete	OM 82
Ice Cave Peak	63k	complete	B 1007 pl.1
Ice Cave Peak	125k	complete	Ub 72
Ice Cave Peak	125k	complete	Ums 16
Indian Cove	125k	complete	Ub 115 pl.1
Indian Cove	125k	complete	Ums 57
Indian Farm Creek	10k	SW ¼	Ub 99 pl.6
Indian Farm Creek	63k	complete	Ub 77 pl.1
Indian Farm Creek	63k	NW ½	Ur 117 fig.2
Indian Farm Creek	63k	W 2/3	Ub 99 pl.2
Indian Head Pass	24k	complete	I 163
Indian Head Pass	48k	complete	B 1125 pl.1
Indian Head Pass	63k	W 1/4	C 217 pl.1
Indian Peaks	48k	complete	MF 905
Indian Springs	125k	complete	P 516d pl.1
Indianola	125k	SE ¼	W 1896 pl.1
Ingham Canyon	125k	complete	Ub 115 pl.2
Ingham Canyon	125k	complete	Ums 57
Ireland Mesa	24k	E 1/4	B 1239 pl.4
Ireland Mesa	125k	E 1/4	B 1239 pl.2
Iron Mine Mtn.	63k	complete	OM 75
Iron Mine Mtn.	125k	complete	P 61 pl.IV
Iron Mine Pass	63k	complete [aeromag]	GP 598
Iron Mtn. 15'		see: Desert Mound, Page Ranch, Silver Peak, Stoddard Mtn.
Iron Springs 15'		see: Antelope Peak, Avon SE, Cedar City NW, Desert Mound, Kanarraville, Page Ranch, Silver Peak, Stoddard Mtn., The Three Peaks
Island Park	42k	complete	Um 2 fig.24 p.55
Island Park	63k	S 1/2	Ums 22
Island Park	88k	S 1/2	Ub 42 pl.II
Island Park	125k	complete	Ub 72
Island Park	125k	complete	Ums 16