Table 2

Table 2.20 Iron (mg/l) at the Lower Cape Fear River Program stations for the 1999-2000 monitoring period.
The North Carolina state standard for Iron in freshwater is 1000 mg/l.
There is no salt water standard in North Carolina.

DWQ#	72	73	86	87	88	89	90	91
month	NAV	HB	M61	M54	M42	M35	M23	M18
JUN	2600	725	490	390	410	360	310	360
JUL	920	1390	490	775	310	235	85	145
AUG	1080	665	435	380	175	160	70	230
SEP	4480	2300	1470	1410	1010	650	470	560
OCT	1720	1580	1500	1550	1550	2000	950	875
NOV	1330	1390	1200	1400	3500	1230	685	660
DEC	1150	1850	985	1690	585	385	310	350
JAN	1000	1340	975	790	740	325	225	315
FEB	165	1090	885	1270	1750	960	475	550
MAR	1000	1100	1300	1650	1250	500	290	165
APR	1100	1160	1150	1800	940	450	390	350
MAY	1000	950	1160	2310	950	690	405	400
mean	1462	1295	1003	1285	1098	662	389	413
std dev	1107	463	370	591	895	521	245	214
max	4480	2300	1500	2310	3500	2000	950	875
min	165	665	435	380	175	160	70	145

DWQ#	59	61	92	71	84		DWQ#	79	80	83
month	NC11	AC	DP	IC	NCF117		month	SAR	LRC	BC117
JUN	870	835	1150	1200	875		JUN	910	210	400
JUL	680	665	970	920	705		JUL	1320	7690	1070
AUG	490	445	980	1530	770		AUG	1570	1130	1160
SEP	8200	6220	3800	1270	975		SEP	1750	5000	1480
OCT	1880	1750	1650	1500	1200		OCT	1280	1880	1750
NOV	1500	1500	1380	1380	1080		NOV	1400	1050	1450
DEC	1000	1000	1230	1130	1180		DEC	1250	955	850
JAN	975	1000	925	1000	875		JAN	990	850	1560
FEB	1370	1260	1400	825	360		FEB	360	455	900
MAR	1000	1030	900	725	575		MAR	875	815	925
APR	1130	1150	950	850	775		APR	1240	1480	1200
MAY	1500	1500	850	975	805		MAY	1000	1630	1470
mean	1716	1530	1349	1109	848		mean	1162	1929	1185
std dev	2078	1522	810	270	243		std dev	365	2191	380
max	8200	6220	3800	1530	1200		max	1750	7690	1750
min	490	445	850	725	360		min	360	210	400