Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
05-06-2026 02:32:29
PM - 2.5 16.94 (µg/m3)
PM - 10 37.7 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
05-06-2026 02:32:18
PM - 2.5 5.5 (µg/m3)
PM - 10 35.47 (µg/m3)
SO2 1.33 (µg/m3)
CO 0.74 (mg/m3)
NO2 1.79 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
05-06-2026 02:32:25
PM - 2.5 12.33 (µg/m3)
PM - 10 57.57 (µg/m3)
SO2 28.57 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
05-06-2026 02:30:33
PM - 2.5 13.85 (µg/m3)
PM - 10 0 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.88 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
05-06-2026 02:32:28
PM - 2.5 33 (µg/m3)
PM - 10 67 (µg/m3)
SO2 5.5 (µg/m3)
CO 1.26 (mg/m3)
NO2 12.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
05-06-2026 02:30:21
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.17 (µg/m3)
CO ##### (mg/m3)
NO2 .24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
05-06-2026 02:32:33
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 16.3 (µg/m3)
CO 0.05 (mg/m3)
NO2 5.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
05-06-2026 02:32:21
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.50 (mg/m3)
NO2 17 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
05-06-2026 02:30:50
PM - 2.5 .22 (µg/m3)
PM - 10 (µg/m3)
SO2 .08 (µg/m3)
CO 0.64 (mg/m3)
NO2 178.73 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
05-06-2026 02:32:45
PM - 2.5 39.25 (µg/m3)
PM - 10 77.48 (µg/m3)
SO2 3.54 (µg/m3)
CO 0.93 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
05-06-2026 02:32:45
PM - 2.5 93.09 (µg/m3)
PM - 10 210.51 (µg/m3)
SO2 27.31 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
05-06-2026 02:19:01
PM - 2.5 110.83 (µg/m3)
PM - 10 191.09 (µg/m3)
SO2 7.33 (µg/m3)
CO 0.70 (mg/m3)
NO2 14.86 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
05-06-2026 02:30:49
PM - 2.5 31.6 (µg/m3)
PM - 10 73.2 (µg/m3)
SO2 .44 (µg/m3)
CO 0.51 (mg/m3)
NO2 1.06 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
05-06-2026 02:23:20
PM - 2.5 33.5 (µg/m3)
PM - 10 57.6 (µg/m3)
SO2 17.18 (µg/m3)
CO 0.44 (mg/m3)
NO2 8.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
05-06-2026 02:31:04
PM - 2.5 32.19 (µg/m3)
PM - 10 78.46 (µg/m3)
SO2 7.94 (µg/m3)
CO 0.31 (mg/m3)
NO2 1.26 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
05-06-2026 02:32:15
PM - 2.5 32.51 (µg/m3)
PM - 10 42.82 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 27.48 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
05-06-2026 02:32:28
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 4.2 (µg/m3)
Western Coalfields Limited
Silewara UG
05-06-2026 02:32:22
PM - 2.5 2.63 (µg/m3)
PM - 10 32.51 (µg/m3)
SO2 7.67 (µg/m3)
CO 1.06 (mg/m3)
NO2 2.77 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
05-06-2026 02:30:20
PM - 2.5 27.12 (µg/m3)
PM - 10 (µg/m3)
SO2 23.99 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
05-06-2026 02:32:37
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.08 (µg/m3)
CO ##### (mg/m3)
NO2 1.59 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
05-06-2026 02:32:29
PM - 2.5 16.94 (µg/m3)
PM - 10 37.7 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
05-06-2026 02:32:18
PM - 2.5 5.5 (µg/m3)
PM - 10 35.47 (µg/m3)
SO2 1.33 (µg/m3)
CO 0.74 (mg/m3)
NO2 1.79 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
05-06-2026 02:32:25
PM - 2.5 12.33 (µg/m3)
PM - 10 57.57 (µg/m3)
SO2 28.57 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
05-06-2026 02:30:33
PM - 2.5 13.85 (µg/m3)
PM - 10 0 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.88 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
05-06-2026 02:32:28
PM - 2.5 33 (µg/m3)
PM - 10 67 (µg/m3)
SO2 5.5 (µg/m3)
CO 1.26 (mg/m3)
NO2 12.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
05-06-2026 02:30:21
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.17 (µg/m3)
CO ##### (mg/m3)
NO2 .24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
05-06-2026 02:32:33
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 16.3 (µg/m3)
CO 0.05 (mg/m3)
NO2 5.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
05-06-2026 02:32:21
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.50 (mg/m3)
NO2 17 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
05-06-2026 02:30:50
PM - 2.5 .22 (µg/m3)
PM - 10 (µg/m3)
SO2 .08 (µg/m3)
CO 0.64 (mg/m3)
NO2 178.73 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
05-06-2026 02:32:45
PM - 2.5 39.25 (µg/m3)
PM - 10 77.48 (µg/m3)
SO2 3.54 (µg/m3)
CO 0.93 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
05-06-2026 02:32:45
PM - 2.5 93.09 (µg/m3)
PM - 10 210.51 (µg/m3)
SO2 27.31 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
05-06-2026 02:19:01
PM - 2.5 110.83 (µg/m3)
PM - 10 191.09 (µg/m3)
SO2 7.33 (µg/m3)
CO 0.70 (mg/m3)
NO2 14.86 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
05-06-2026 02:30:49
PM - 2.5 31.6 (µg/m3)
PM - 10 73.2 (µg/m3)
SO2 .44 (µg/m3)
CO 0.51 (mg/m3)
NO2 1.06 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
05-06-2026 02:23:20
PM - 2.5 33.5 (µg/m3)
PM - 10 57.6 (µg/m3)
SO2 17.18 (µg/m3)
CO 0.44 (mg/m3)
NO2 8.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
05-06-2026 02:31:04
PM - 2.5 32.19 (µg/m3)
PM - 10 78.46 (µg/m3)
SO2 7.94 (µg/m3)
CO 0.31 (mg/m3)
NO2 1.26 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
05-06-2026 02:32:15
PM - 2.5 32.51 (µg/m3)
PM - 10 42.82 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 27.48 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
05-06-2026 02:32:28
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 4.2 (µg/m3)
Western Coalfields Limited
Silewara UG
05-06-2026 02:32:22
PM - 2.5 2.63 (µg/m3)
PM - 10 32.51 (µg/m3)
SO2 7.67 (µg/m3)
CO 1.06 (mg/m3)
NO2 2.77 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
05-06-2026 02:30:20
PM - 2.5 27.12 (µg/m3)
PM - 10 (µg/m3)
SO2 23.99 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
05-06-2026 02:32:37
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.08 (µg/m3)
CO ##### (mg/m3)
NO2 1.59 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
05-JUN-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	90.97

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
05-JUN-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	214.78
05-JUN-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	100	118.10

1 - 2

CAAQMS Data

1 - 10 of 382

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:32	04-JUN-2026 21:02	93.09	210.51	27.31	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	05-JUN-2026 02:32	05-JUN-2026 02:30	32.51	42.82	0.00	27.48	0.20	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:32	04-JUN-2026 21:02	93.56	210.49	26.48	-	1.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:31	04-JUN-2026 21:01	93.90	210.52	26.46	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:31	04-JUN-2026 21:01	94.23	210.50	27.30	-	1.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	05-JUN-2026 02:31	05-JUN-2026 02:30	32.19	78.46	7.94	1.26	0.31	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:30	04-JUN-2026 21:00	94.70	210.51	26.65	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	05-JUN-2026 02:30	04-JUN-2026 20:59	27.12	-	23.99	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:30	04-JUN-2026 21:00	95.25	210.68	27.15	-	1.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	05-JUN-2026 02:29	04-JUN-2026 20:59	96.01	210.92	25.87	-	1.73	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 382

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data