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Northern Pacific Railway
Idaho Division
Distribution of Power
For August, 1950
Number	Class	Equipment	Location	Psgr	Frt	Swtch	Notes
400	DE		Yardley			X
402	DE		Yardley			X
404	DE		Yardley			X
407	DE		Yardley			X
410	DE		Yardley			X
411	DE		Yardley			X
415	DE		Yardley			X
420	DE		Yardley			X
500	DE		PL Branch	X
501	DE		PL Branch	X
525	DE		S Tacoma		X		Shop
1098	L-9	OB					CSP
1127	L-9	OB					CSP
1171	G-1	CASU	Pasco			X
1174	G-2	CASU	Pasco			X
1176	G-2	CASU	Pasco			X
1180	G-2	CSU	Pasco			X
1203	Y-3	CASU	Pasco			X
1250	Y-2	CASU	Pasco			X
1252	Y-2	CASU	Parkwater			X
1254	Y-2	CASU	Parkwater			X
1264	Y-2	SU	Pasco			X
1351	S-4	CSU	S Tacoma		X		Shop
1352	S-4	CASU			X
1353	S-4	CSU			X
1354	S-4	CSU			X
1355	S-4	CASU					CSP
1357	S-4	CASU					CSP
1358	S-4	CSU			X
1359	S-4	CASU			X
1360	S-4	CSU			X
1362	S-4	CASU			X
1365	S-4	CASU			X
1366	S-4	CASU			X
1367	S-4	CSU			X
1372	S-4	CASU					CSP
1374	S-4	CASU			X
1375	S-4	CSU			X
1376	S-4	CSU			X
1377	S-4	CSU			X
1380	S-4	CSU			X
1383	S-4	CSU			X
1386	S-4	CASU			X
1388	S-4	CSU			X
1506	W	CSTSU					CSP
1516	W	CASTSU			X
1521	W	CASTSU			X
1527	W	OBSU					CSP
1533	W	CASTSU			X
1539	W	CSTSU			X
1567	W	CASTSU			X
1575	W	CASTSU			X
1592	W	CSTSU			X
1616	W	CASTSU			X
1618	W	OBSU					CSP
1623	W	CSTSU			X
1639	W	CASTSU			X
1662	W-1	CASTSU			X
1663	W-1	CASTSU			X
1667	W-1	CASTSU			X
1684	W-1	CSTSU			X
1722	W-3	CAHSTSU			X
1729	W-3	CASTSU			X
1731	W-3	CASTSU	Livingston		X		Shop
1735	W-3	CASTSU			X
1738	W-3	CSTSU			X
1742	W-3	CASTSU			X
1748	W-3	CASTSU			X
1770	W-3	CASTSU			X
1781	W-3	CHSTSU			X
1782	W-3	CASTSU			X		Stricken
1787	W-3	CASTSU			X		Helper
1788	W-3	CSTSU			X
1792	W-3	COCSTSU			X
1794	W-3	TCASTSU			X
1795	W-3	CASTSU			X
1810	W-3	CSTSU			X
1816	W-3	CAHSTSU			X
1820	W-3	CAHSTSU			X
1831	W-3	CAHSTSU			X
1902	W-2	CAHSTSU			X
1904	W-2	CASTSU			X
1912	W-2	CASTSU			X
2152	Q-3	CSTSU	Pasco	X			Stored
2188	Q-4	CSU			X
2193	Q-4	CSTSU		X			Stricken
2201	Q-4	CASTSU			X
2213	Q-4	CASTSU		X			Stricken
2222	Q-4	CSU		X
2247	Q-6	CAHSTSU		X			Stricken
2248	Q-6	CAHSTSU		X
2249	Q-6	CASTSU		X			Stricken
2256	Q-6	CAHSTSU		X
5111	Z-6	THCSTSU			X
5112	Z-6	THCASTSU			X
5113	Z-6	THCASTSU			X
5114	Z-6	THCSTSU			X
5115	Z-6	THCASTSU			X
5116	Z-6	THCASTSU			X
5117	Z-6	COHCSTSU	Parkwater		X		Stored
5118	Z-6	COHCSTSU			X
5119	Z-6	COHCSTSU			X
5136	Z-8	COHCSTSU			X
5137	Z-8	COHCSTSU	Livingston		X		Shop
5138	Z-8	COHCSTSU			X
5139	Z-8	COHCSTSU			X
5140	Z-8	COHCSTSU			X
5141	Z-8	COHCASTSU			X
5144	Z-8	COHCASTSU			X
5145	Z-8	COHCASTSU			X
Equipment Codes
C = Cyclone Spark Arrestor
CA = Cannon Spark Arrestor
CO = Circulator
DE = Diesel-Electric
H = Feedwater Heater
OB = Oil Burner
ST = Stoker
SU = Superheater
T = Thermic Syphon
CSP = Camas Prairie
From the Collection of James M. Fredrickson