#	Natural Resources District	Counties Involved
01	Upper Big Blue	01	12	18	30	41	72	76	80	93
02	Lower Big Blue	34	48	67	76
03	Upper Elkhorn	02	45	75	92
04	Lower Elkhorn	02	11	14	19	20	22	26	27	54	60	70	71	84	87	90
05	Little Blue	01	18	30	48	65	85	91
06	Upper Loup	05	09	16	38	46	57	59	86
07	Lower Loup	06	10	21	36	39	40	47	58	61	63	71	75	82	88	92
08	Lewis & Clark	14	26	54
09	Papio-Missouri River	11	22	27	28	77	87	89
10	Nemaha	13	34	49	55	64	66	67	74
11	Upper Niobrara-White	07	23	81	83
12	Middle Niobrara	09	16	52	75
13	Lower Niobrara	08	45	52	54	75
14	North Platte	04	35	62	79	83
15	South Platte	17	25	53
16	Twin Platte	03	51	56	59
17	Central Platte	10	21	24	32	40	41	47	61	63	71	72
18	Lower Platte North	06	12	19	27	60	71	78
19	Lower Platte South	12	13	55	66	78	80
20	Upper Republican	15	29	68
21	Middle Republican	32	43	44	56	73
22	Lower Republican	31	33	42	65	91
23	Tri-Basin	37	50	69