DQR ID | Subject | Data Streams Affected | Data Quality Metric |
---|
D140221.5 | MAO/ACSM/S1 - Missing data | maoaosacsmS1.a1 | Missing |
D140501.2 | MAO/ACSM/S1 - Data acquisition problem | maoaosacsmS1.a1 | Missing |
D140805.2 | MAO/ACSM/S1 - data collection problem | maoaosacsmS1.a1 | Missing |
D140811.1 | MAO/ACSM/S1 - Instrument tuning and calibration | maoaosacsmS1.a1 | Missing |
D140815.1 | MAO/AOS/S1/M1 - Instrument maintenance | maoaosacsmS1.a1 | Incorrect |
D140822.4 | MAO/ACSM/S1 - instrument maintenance | maoaosacsmS1.a1 | Missing |
D141009.5 | MAO/ACSM/S1 - Reprocess: Aerosol chemical speciation monitor errors in data | maoaosacsmS1.a1 | Incorrect |
D141203.3 | MAO/ALL/S1 - Inlet down/off for cleaning and maintenance. | maoaosacsmS1.a1 | Incorrect |
D150223.1 | MAO/ACSM/S1 - Clogged critical orifice | maoaosacsmS1.a1 | Incorrect |
D150414.3 | MAO/ACSM/S1 - Noisy signal | maoaosacsmS1.a1 | Suspect |
D150429.6 | MAO/AOS/S1 - Flow rate change | maoaosacsmS1.a1 | Does not affect quality |
D150619.6 | MAO/ACSM/S1 - Noise in data | maoaosacsmS1.b1, maoaosacsmS1.a1 | Suspect |
D150619.7 | MAO/ACSM/AETH/CCN/CPC/HTDMA/NEPHELOMETER/PASS/PSAP/SMPS/SP2/UHSAS/S1 - Manifold blower stopped | maoaosacsmS1.a1 | Incorrect |
D150626.3 | MAO/ACSM/S1 - Instrument shutdown | maoaosacsmS1.a1 | Missing |
D150702.6 | MAO/ACSM/S1 - Critical orifice cleaning | maoaosacsmS1.a1 | Missing |
D150824.2 | MAO/ACSM/S1 - Incorrect and missing data | maoaosacsmS1.a1 | Incorrect |
D150916.2 | MAO/ACSM/S1 - instrument offline for calibration
| maoaosacsmS1.a1 | Missing |
D150917.6 | MAO/ACSM/AETH/CPC/NEPHELOMETER/PSAP/SMPS/UHSAS/S1 Calibration of the Nephelometer | maoaosacsmS1.a1 | Incorrect |
D150921.2 | MAO/AOS/M1/S1 - Forest Fire | maoaosacsmS1.a1 | Does not affect quality |
D150922.2 | MAO/ACSM/S1 - Fluctuations in inlet pressure | maoaosacsmS1.a1 | Incorrect |
D151008.2 | MAO/ACSM/S1 - Instrument noise | maoaosacsmS1.a1 | Suspect |
D151019.5 | MAO/ACSM/S1 - critical orifice clog and resulting noise issues | maoaosacsmS1.a1, maoaosacsmS1.b1 | Incorrect |
D151124.2 | MAO/ACSM/S1 - Data missing from controller failure | maoaosacsmS1.a1 | Missing |
Subject: | MAO/ALL/S1 - Inlet down/off for cleaning and maintenance. |
DataStreams: | maoaosacsmS1.a1
|
Description: | Inlet stack of MAOS A lowered. All instruments on internal cabin air. No atmospheric
validity on HTDMA, PSAP, f(RH) dry neph, wet neph, aethalometer, PASS3, SP2, ACSM, CCN-200,
Impactor, CPC, UCPC, SMPS. |
Measurements: | maoaosacsmS1.a1: - Mass concentration of total organics, ambient aerosol in air.(total_organics)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- Mass concentration of chloride, ambient aerosol in air(chloride)
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
|
Subject: | MAO/AOS/S1 - Flow rate change |
DataStreams: | maoaosacsmS1.a1
|
Description: | At begining of period, the bypass blower on MAOS A failed. This was replaced by the
instrument operator, but operator was unable to reprogram the PID flow controller. The blower
ran approximately 50% faster than designed flow rate. It is unlikely this significantly
affected the flow dynamics or transmission efficiencies in the MAOS A sampling stack.
The data is colored transparent, but the DQR is filed to alert the user. No specific
degradation of signals were noted at this time. |
Measurements: | maoaosacsmS1.a1: - Mass concentration of total organics, ambient aerosol in air.(total_organics)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- Mass concentration of chloride, ambient aerosol in air(chloride)
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
|
Subject: | MAO/ACSM/S1 - Noise in data |
DataStreams: | maoaosacsmS1.b1, maoaosacsmS1.a1
|
Description: | There continue to be issues with noise in the ACSM in the MAOS A container located at the
site near Manacapuru in Amazonas, Brazil. The noise is intermittent, ongoing, and
persistent. |
Measurements: | maoaosacsmS1.a1: - Mass concentration of total organics, ambient aerosol in air.(total_organics)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- Mass concentration of chloride, ambient aerosol in air(chloride)
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
maoaosacsmS1.b1: - Mass concentration of chloride, ambient aerosol in air(chloride)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- Mass concentration of total organics, ambient aerosol in air.(total_organics)
|
Subject: | MAO/ACSM/S1 - critical orifice clog and resulting noise issues |
DataStreams: | maoaosacsmS1.a1, maoaosacsmS1.b1
|
Description: | The critical orifice clogged at the beginning of the specified period and there was a
substantial drop in the inlet pressure. the orifice was cleaned and reinstalled, but there
was significant instrument noise. A second cleaning and reinstallation solved the
problem. |
Measurements: | maoaosacsmS1.a1: - Altitude above mean sea level(alt)
- Mass concentration of total organics, ambient aerosol in air.(total_organics)
- East longitude(lon)
- Mass concentration of chloride, ambient aerosol in air(chloride)
- vaporizer
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- North latitude(lat)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- time_bounds
- inlet_closed
- inlet_open
- emission_current
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
- time
- flow_rate
- time_offset
- base_time
maoaosacsmS1.b1: - Mass concentration of chloride, ambient aerosol in air(chloride)
- org_mx
- qc_ammonium
- Mass concentration of nitrate, ambient aerosol in air.(nitrate)
- qc_chloride
- North latitude(lat)
- base_time
- qc_org_mx_err
- qc_org_mx
- qc_nitrate
- time
- East longitude(lon)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- org_mx_err
- qc_total_organics
- Mass concentration of total organics, ambient aerosol in air.(total_organics)
- time_offset
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- amus
- time_bounds
- qc_sulfate
- Altitude above mean sea level(alt)
|