Table 4 - Four Highest 1-Hour Ozone Concentrations for 1998

TABLE 4. FOUR HIGHEST 8 - HOUR OZONE CONCENTRATIONS FOR 1999 (PPB) Federal Standard = 85 ppb
STATION	1st	date:hour	2nd	date:hour	3rd	date:hour	4th	date:hour
LAS FLORES CAN. 1	110	10/10/99:12	85	07/08/99:11	82	04/17/99:18	74	04/18/99:13
CARPINTERIA	94	10/10/99:10	72	04/17/99:10	68	04/18/99:09	65	07/08/99:11
PARADISE ROAD	87	10/10/99:10	80	07/11/99:10	80	06/29/99:12	79	04/17/99:10
GTC B	83	10/10/99:11	69	10/11/99:00	65	04/16/99:09	63	10/24/99:11
LOMPOC HS&P	80	10/10/99:10	77	10/09/99:12	72	04/17/99:13	72	04/16/99:13
VAFB STS	78	10/10/99:10	74	10/09/99:14	68	10/23/99:11	67	10/19/99:12
SANTA ROSA	77	04/17/99:19	76	04/16/99:20	73	09/29/99:17	69	11/05/99:00
GOLETA	76	10/10/99:10	69	07/08/99:11	62	04/18/99:09	61	04/17/99:10
S.B. CARRILLO	75	10/10/99:10	66	07/08/99:10	62	09/18/99:10	60	07/11/99:09
SANTA YNEZ	73	10/10/99:11	68	07/08/99:10	66	08/22/99:11	66	07/12/99:09
EL CAPITAN	72	07/08/99:11	71	10/10/99:10	64	04/17/99:10	62	11/05/99:11
LOMPOC-H STREET	67	11/05/99:10	66	04/16/99:11	64	04/17/99:10	63	10/23/99:11
S.M. BROADWAY	58	10/10/99:10	54	10/23/99:11	54	03/25/99:14	52	03/28/99:23

Note: These data are for stations operating 80% or more of the year.