I. Data Set Descriptors A. Title: Meteorological data from H15 Met at the Andrews Forest. Variables include: Air temperature, precipitation and snow lysimeter from 01-Oct-2019 to 01-Oct-2020 B. Accession Number: N/A C. Description 1. Originator(s): Name: Position: Organization: Address: City: State: Postal Code: Phone: Email: UserID: 2. Abstract: 3. Study Type: 4. Study Themes: 5. LTER Core Areas: 6. Georeferences: 7. Submission Date: D. Keywords: II. Research Origin Descriptors A. Overall Project Description 1. Project Title: 2. Principal Investigators: Name: Position: Organization: Address: City: State: Postal Code: Phone: Email: UserID: 3. Funding Period: to 4. Objectives: 5. Abstract: 6. Funding Source: B. Sub-project Description 1. Site Description a. Geographic Location: Coordinates: b. Physiographic Region: c. Landform Components: d. Hydrographic Characteristics: e. Topographic Attributes: f. Geology, Lithology and Soils: g. Vegetation Communities: h. History of Land Use and Disturbance: i. Climate: 2. Experimental or Sampling Design a. Design Characteristics: b. Permanent Plots: c. Data Collection Duration and Frequency: Beginning of Observations: End of Observations: 3. Research Methods a. Field and Laboratory Methods: b. Protocols: c. Instrumentation: d. Taxonomy and Systematics: e. Speclies List: f. Permit History: 4. Project Personnel a. Personnel: b. Affiliations: III. Data Set Status and Accessibility A. Status 1. Latest Update: 08-Jan-2024 2. Latest Archive Date: 3. Latest Metadata Update: 08-Jan-2024 4. Data Verification Status: B. Accessibility 1. Storage Location and Medium: Stored at on media: 2. Contact Person: Name: Position: Organization: Address: City: State: Postal Code: Phone: Email: UserID: 3. Copyright Restrictions: 4. Restrictions: a. Release Date: Affiliates: , Public: b. Citation: c. Disclaimer: 5. Costs: IV. Data Structural Descriptors A. Data Set File 1. File Name: h15met_211_5min_2020.csv 2. Size: 105408 records 3. File Format: ASCII text (comma-separated value format) 3a. Delimiters: single comma 4. Header Information: 5 lines of ASCII text 5. Alphanumeric Attributes: 6. Quality Control Flag Codes: Q = questionable value, I = invalid value (out of range), M = missing value, V = Step change, E = Value estimated by linear interpolation 7. Authentication Procedures: 8. Calculations: SNOWMELT_TOT_0_0_01: SNOWMELT_TOT_0_0_01(mm) = SNOWMELT_TOT_0_0_01(inch)*0.254 9. Processing History: Software version: GCE Data Toolbox Version 3.9.10 (23-May-2022) Data structure version: GCE Data Structure 1.1 (29-Mar-2001) Original data files processed: metdat query: SELECT * FROM HI15_211_Table105 WHERE LOGGERID = 211 AND TmStamp BETWEEN '2019-10-01 00:05:00.0' AND '2020-10-01 00:00:00.0' ORDER BY TmStamp ASC (105408 records) FINAL_AIRTEMP_QC4SIGMA_leap_ak.csv (8784 records) Data processing history: 08-Jan-2024: new GCE Data Structure 1.1 created ('newstruct') 08-Jan-2024: imported result set from SQL query on data source 'metdat' ('sql2struct') 08-Jan-2024: imported all documentation metadata from the template 'LNDB_H15MET_1', updating descriptors for columns Date, RecNum, LOGGERID, PROGID, AIRTEMP_MEAN_450_0_01, AIRTEMP_MAX_450_0_01, AIRTEMP_MIN_450_0_01, PRECIP_INST_410_0_01, PRECIP_INST_410_0_02 and SNOWMELT_TOT_0_0_01 ('meta_template') 08-Jan-2024: updated 2 metadata fields in the Data, Status section(s) ('addmeta') 08-Jan-2024: Q/C flagging criteria applied, 'flags' field updated ('dataflag') 08-Jan-2024: Name of column TmStamp changed to Date; Name of column AIR_450_Avg changed to AIRTEMP_MEAN_450_0_01; Name of column AIR_450_Max changed to AIRTEMP_MAX_450_0_01; Name of column AIR_450_Min changed to AIRTEMP_MIN_450_0_01; Name of column SH_PRECIP_01 changed to PRECIP_INST_410_0_01; Name of column SH_PRECIP_02 changed to PRECIP_INST_410_0_02; Name of column TIPPING_B_Tot changed to SNOWMELT_TOT_0_0_01; ('apply_template') 08-Jan-2024: Units of column Date changed from '' to 'serial day'; Units of column RecNum changed from '' to 'count'; Units of column LOGGERID changed from '' to 'none'; Units of column PROGID changed from '' to 'none'; Units of column AIRTEMP_MEAN_450_0_01 changed from '' to 'deg c'; Units of column AIRTEMP_MAX_450_0_01 changed from '' to 'deg c'; Units of column AIRTEMP_MIN_450_0_01 changed from '' to 'deg c'; Units of column PRECIP_INST_410_0_01 changed from '' to 'mm'; Units of column PRECIP_INST_410_0_02 changed from '' to 'mm'; Units of column SNOWMELT_TOT_0_0_01 changed from '' to 'inch'; ('apply_template') 08-Jan-2024: Data Type of column LOGGERID changed from 'f' to 'd'; Data Type of column PROGID changed from 'd' to 'f'; ('apply_template') 08-Jan-2024: Numeric Type of column LOGGERID changed from 'continous' to 'discrete'; Numeric Type of column PROGID changed from 'discrete' to 'continuous'; Numeric Type of column AIRTEMP_MEAN_450_0_01 changed from 'continous' to 'continuous'; Numeric Type of column AIRTEMP_MAX_450_0_01 changed from 'continous' to 'continuous'; Numeric Type of column AIRTEMP_MIN_450_0_01 changed from 'continous' to 'continuous'; Numeric Type of column PRECIP_INST_410_0_01 changed from 'continous' to 'continuous'; Numeric Type of column PRECIP_INST_410_0_02 changed from 'continous' to 'continuous'; Numeric Type of column SNOWMELT_TOT_0_0_01 changed from 'continous' to 'continuous'; ('apply_template') 08-Jan-2024: Q/C Criteria of column Date changed from '' to 'x<0='I''; Q/C Criteria of column RecNum changed from '' to 'x<0='I''; Q/C Criteria of column PROGID changed from '' to 'flag_valuechange(x,0.1,0.1,1)='P''; Q/C Criteria of column AIRTEMP_MEAN_450_0_01 changed from '' to 'x<=-35='I';x>50='I';flag_valuechange(x,6.5,6.5,1)='V';flag_valuechange(x,8,8,1)='I'; xcol_FOURHI='Q';isnan(x)='M';(col_AIRTEMP_MAX_450_0_01-col_AIRTEMP_ MEAN_450_0_01)>1='Q'; (col_AIRTEMP_MEAN_450_0_01-col_AIRTEMP_MIN_450_0_01)>1='Q'; x>col_AIRTEMP_MAX_450_0_01='I'; x50='I';flag_valuechange(x,6.5,6.5,1)='V';flag_valuechange(x,8,8,1)='I'; xcol_FOURHI='Q';isnan(x)='M''; Q/C Criteria of column AIRTEMP_MIN_450_0_01 changed from '' to 'x<=-35='I';x>50='I';flag_valuechange(x,6.5,6.5,1)='V';flag_valuechange(x,8,8,1)='I'; xcol_FOURHI='Q';isnan(x)='M''; Q/C Criteria of column PRECIP_INST_410_0_01 changed from '' to 'x<140='Q';isnan(x)='M';flag_valuechange(x,10,25,1)='R';col_Date>=datenum('06/01/2017 12:00:00')='I''; Q/C Criteria of column PRECIP_INST_410_0_02 changed from '' to 'x<11.5='I';x>773.5='I';isnan(x)='M';flag_valuechange(x,10,25,1)='R';col_Date>=datenu m('10/24/2017 00:00:00')&col_Date<=datenum('11/21/2017 23:59:00')='Q';col_Date>=datenum('10/26/2017 20:40:00')&col_Date<=datenum('01/04/2018 16:00:00')='I';col_Date>=datenum('02/02/2023 12:00:00')&col_Date<=datenum('02/02/2023 12:20:00')='Q''; Q/C Criteria of column SNOWMELT_TOT_0_0_01 changed from '' to 'x<0='I';isnan(x)='M''; ('apply_template') 08-Jan-2024: Precision of column Date changed from 0 to 6; Precision of column LOGGERID changed from 2 to 0; Precision of column PROGID changed from 0 to 1; Precision of column AIRTEMP_MEAN_450_0_01 changed from 3 to 4; Precision of column AIRTEMP_MAX_450_0_01 changed from 3 to 4; Precision of column AIRTEMP_MIN_450_0_01 changed from 3 to 4; Precision of column PRECIP_INST_410_0_01 changed from 2 to 3; Precision of column PRECIP_INST_410_0_02 changed from 2 to 4; Precision of column SNOWMELT_TOT_0_0_01 changed from 4 to 2; ('apply_template') 08-Jan-2024: Descriptions of columns Date, RecNum, LOGGERID, PROGID, AIRTEMP_MEAN_450_0_01, AIRTEMP_MAX_450_0_01, AIRTEMP_MIN_450_0_01, PRECIP_INST_410_0_01, PRECIP_INST_410_0_02 and SNOWMELT_TOT_0_0_01 edited; ('apply_template') 08-Jan-2024: updated attribute metadata descriptors ('update_attributes'): updated datatype for column SNOWMELT_TOT_0_0_01 from f to f; updated numbertype for column SNOWMELT_TOT_0_0_01 from continuous to continuous; updated precision from 2 to 3 08-Jan-2024: converted units of 'SNOWMELT_TOT_0_0_01' column and 1 QA/QC flag criteria parameters from inch to mm ('unit_convert') 08-Jan-2024: Q/C flagging criteria applied for column(s) SNOWMELT_TOT_0_0_01, 'flags' field updated ('dataflag') 08-Jan-2024: added column 'Site' at position 1 ('addcol') 08-Jan-2024: deleted column PRECIP_INST_410_0_01 from the structure ('deletecols') 08-Jan-2024: Month, Day and Hour datetime columns added after column Date ('add_datepartcols') 08-Jan-2024: sorted by columns Month(ascending), Day(ascending), Hour(ascending) ('sortdata') 08-Jan-2024: performed a lookup join of columns Month, Day and Hour on columns Month, Day and Hour from a second structure, returning column(s) Site, Date, RecNum, LOGGERID, PROGID, AIR_TEMP_CHECK, SH_TEMP_Avg, AIRTEMP_MEAN_450_0_01, SH_TEMP_Max, AIRTEMP_MAX_450_0_01, SH_TEMP_Min, AIRTEMP_MIN_450_0_01, BATTERY_V_CHECK, BATTERY_V_Avg, PRECIP_INST_410_0_02 and SNOWMELT_TOT_0_0_01 from the first structure and column(s) MEAN, STD, MIN, MAX, MEDIAN, FOURLO and FOURHI from the second structure (105408 rows) ('joindata') 08-Jan-2024: sorted by column Date(ascending) ('sortdata') 08-Jan-2024: imported all documentation metadata from the template 'LNDB_H15MET_1', updating descriptors for columns Date, RecNum, LOGGERID, PROGID, AIRTEMP_MEAN_450_0_01, AIRTEMP_MAX_450_0_01, AIRTEMP_MIN_450_0_01, PRECIP_INST_410_0_02 and SNOWMELT_TOT_0_0_01 ('meta_template') 08-Jan-2024: updated 2 metadata fields in the Data, Status section(s) ('addmeta') 08-Jan-2024: Q/C flagging criteria applied, 'flags' field updated ('dataflag') 08-Jan-2024: Q/C Criteria of column PRECIP_INST_410_0_02 changed from 'x<11.5='I';x>773.5='I';isnan(x)='M';flag_valuechange(x,10,25,1)='R';col_Date>=datenu m('10/24/2017 00:00:00')&col_Date<=datenum('11/21/2017 23:59:00')='Q';col_Date>=datenum('10/26/2017 20:40:00')&col_Date<=datenum('01/04/2018 16:00:00')='I';col_Date>=datenum('02/02/2023 12:00:00')&col_Date<=datenum('02/02/2023 12:20:00')='Q'' to 'col_Date>=datenum('10/26/2017 20:40:00')&col_Date<=datenum('01/04/2018 16:00:00')='I';col_Date>=datenum('02/02/2023 12:00:00')&col_Date<=datenum('02/02/2023 12:20:00')='Q';col_Date>=datenum('10/01/2019 00:05:00')&col_Date<=datenum('10/01/2019 00:10:00')='Q';col_Date>=datenum('10/01/2020 00:05:00')&col_Date<=datenum('10/01/2020 00:10:00')='Q';col_Date>=datenum('10/01/2021 00:05:00')&col_Date<=datenum('10/01/2021 00:10:00')='Q';col_Date>=datenum('10/01/2022 00:05:00')&col_Date<=datenum('10/01/2022 00:10:00')='Q''; ('apply_template') 08-Jan-2024: Precision of column SNOWMELT_TOT_0_0_01 changed from 3 to 2; ('apply_template') 08-Jan-2024: deleted columns Month, Day, Hour, RecNum, FOURHI, FOURLO, MEAN, STD, MIN, MAX and MEDIAN from the structure ('deletecols') 08-Jan-2024: documented flagged and missing values in columns AIR_TEMP_CHECK, AIRTEMP_MEAN_450_0_01, BATTERY_V_CHECK and PRECIP_INST_410_0_02 as data set anomalies in the metadata ('add_anomalies') 08-Jan-2024: updated title ('newtitle') 08-Jan-2024: updated 1 metadata fields in the Dataset section(s) ('addmeta') 08-Jan-2024: updated title ('newtitle') 08-Jan-2024: updated 1 metadata fields in the Dataset section(s) ('addmeta') 08-Jan-2024: added column 'PRECIP_TOT_410_0_02' at position 15 ('addcol') 08-Jan-2024: manually added an array of custom flags to 105408 records in column(s) PRECIP_TOT_410_0_02 ('addflags') 08-Jan-2024: locked Q/C flag criteria for column PRECIP_TOT_410_0_02 to prevent automatic evaluation ('flag_locks') 08-Jan-2024: added column 'PRECIP_ACC_410_0_02' at position 16 ('addcol') 08-Jan-2024: copied QA/QC flags from column(s) PRECIP_TOT_410_0_02 to column(s) PRECIP_ACC_410_0_02, merging copied flags with any existing flags, and set QA/QC criteria for destination column(s) to 'manual' ('copyflags') 08-Jan-2024: deleted column Date from the structure ('deletecols') 08-Jan-2024: added column 'Date' at position 2 ('addcol') 08-Jan-2024: flags for columns LOGGERID, PROGID, AIR_TEMP_CHECK, SH_TEMP_Avg, AIRTEMP_MEAN_450_0_01, SH_TEMP_Max, AIRTEMP_MAX_450_0_01, SH_TEMP_Min, AIRTEMP_MIN_450_0_01, BATTERY_V_CHECK, BATTERY_V_Avg, PRECIP_INST_410_0_02, PRECIP_TOT_410_0_02, PRECIP_ACC_410_0_02 and SNOWMELT_TOT_0_0_01 converted to data columns, flag codes updated in metadata ('flags2cols') 08-Jan-2024: updated 6 metadata fields in the Data section(s) ('addmeta') 08-Jan-2024: updated 15 metadata fields in the Status, Data sections to reflect attribute metadata ('updatecols') 08-Jan-2024: parsed and formatted metadata ('listmeta') B. Variable Information 1. Variable Name: column 1. Site column 2. Date column 3. LOGGERID column 4. Flag_LOGGERID column 5. PROGID column 6. Flag_PROGID column 7. AIR_TEMP_CHECK column 8. Flag_AIR_TEMP_CHECK column 9. SH_TEMP_Avg column 10. Flag_SH_TEMP_Avg column 11. AIRTEMP_MEAN_450_0_01 column 12. Flag_AIRTEMP_MEAN_450_0_01 column 13. SH_TEMP_Max column 14. Flag_SH_TEMP_Max column 15. AIRTEMP_MAX_450_0_01 column 16. Flag_AIRTEMP_MAX_450_0_01 column 17. SH_TEMP_Min column 18. Flag_SH_TEMP_Min column 19. AIRTEMP_MIN_450_0_01 column 20. Flag_AIRTEMP_MIN_450_0_01 column 21. BATTERY_V_CHECK column 22. Flag_BATTERY_V_CHECK column 23. BATTERY_V_Avg column 24. Flag_BATTERY_V_Avg column 25. PRECIP_INST_410_0_02 column 26. Flag_PRECIP_INST_410_0_02 column 27. PRECIP_TOT_410_0_02 column 28. Flag_PRECIP_TOT_410_0_02 column 29. PRECIP_ACC_410_0_02 column 30. Flag_PRECIP_ACC_410_0_02 column 31. SNOWMELT_TOT_0_0_01 column 32. Flag_SNOWMELT_TOT_0_0_01 2. Variable Definition: column 1. Site code column 2. Round off corrected corrected serial date column 3. Logger ID column 4. QA/QC flags for Logger ID (flagging criteria, where "x" is LOGGERID: ) column 5. Program ID column 6. QA/QC flags for Program ID (flagging criteria, where "x" is PROGID: flag_valuechange(x,0.1,0.1,1)="P") column 7. AIR_TEMP_CHECK column 8. QA/QC flags for AIR_TEMP_CHECK (flagging criteria, where "x" is AIR_TEMP_CHECK: ) column 9. SH_TEMP_Avg column 10. QA/QC flags for SH_TEMP_Avg (flagging criteria, where "x" is SH_TEMP_Avg: ) column 11. Average air temperature column 12. QA/QC flags for Average air temperature (flagging criteria, where "x" is AIRTEMP_MEAN_450_0_01: x<=-35="I", x>50="I", flag_valuechange(x,6.5,6.5,1)="V", flag_valuechange(x,8,8,1)="I", xFOURHI="Q", isnan(x)="M", (AIRTEMP_MAX_450_0_01-AIRTEMP_MEAN_450_0_01)>1="Q", (AIRTEMP_MEAN_450_0_01-AIRTEMP_MIN_450_0_01)>1="Q", x>AIRTEMP_MAX_450_0_01="I", x50="I", flag_valuechange(x,6.5,6.5,1)="V", flag_valuechange(x,8,8,1)="I", xFOURHI="Q", isnan(x)="M") column 17. SH_TEMP_Min column 18. QA/QC flags for SH_TEMP_Min (flagging criteria, where "x" is SH_TEMP_Min: ) column 19. Minimum air temperature column 20. QA/QC flags for Minimum air temperature (flagging criteria, where "x" is AIRTEMP_MIN_450_0_01: x<=-35="I", x>50="I", flag_valuechange(x,6.5,6.5,1)="V", flag_valuechange(x,8,8,1)="I", xFOURHI="Q", isnan(x)="M") column 21. BATTERY_V_CHECK column 22. QA/QC flags for BATTERY_V_CHECK (flagging criteria, where "x" is BATTERY_V_CHECK: ) column 23. BATTERY_V_Avg column 24. QA/QC flags for BATTERY_V_Avg (flagging criteria, where "x" is BATTERY_V_Avg: ) column 25. Rain gage height (PAT) column 26. QA/QC flags for Rain gage height (PAT) (flagging criteria, where "x" is PRECIP_INST_410_0_02: Date>=datenum("10/26/2017 20:40:00")&Date<=datenum("01/04/2018 16:00:00")="I", Date>=datenum("02/02/2023 12:00:00")&Date<=datenum("02/02/2023 12:20:00")="Q", Date>=datenum("10/01/2019 00:05:00")&Date<=datenum("10/01/2019 00:10:00")="Q", Date>=datenum("10/01/2020 00:05:00")&Date<=datenum("10/01/2020 00:10:00")="Q", Date>=datenum("10/01/2021 00:05:00")&Date<=datenum("10/01/2021 00:10:00")="Q", Date>=datenum("10/01/2022 00:05:00")&Date<=datenum("10/01/2022 00:10:00")="Q") column 27. Increment corrected total precipitation column 28. QA/QC flags for Increment corrected total precipitation (flagging criteria, where "x" is PRECIP_TOT_410_0_02: manual) column 29. Cumulative sum of total precipitation column 30. QA/QC flags for Cumulative sum of total precipitation (flagging criteria, where "x" is PRECIP_ACC_410_0_02: manual) column 31. Snow lysimeter column 32. QA/QC flags for Snow lysimeter (flagging criteria, where "x" is SNOWMELT_TOT_0_0_01: x<0="I", isnan(x)="M") 3. Units of Measurement: column 1. column 2. yyyy-MM-dd HH:mm:ss column 3. none column 4. none column 5. none column 6. none column 7. column 8. none column 9. column 10. none column 11. deg c column 12. none column 13. column 14. none column 15. deg c column 16. none column 17. column 18. none column 19. deg c column 20. none column 21. column 22. none column 23. column 24. none column 25. mm column 26. none column 27. mm column 28. none column 29. mm column 30. none column 31. mm column 32. none 4. Data Type a. Storage Type: column 1. string column 2. string column 3. integer column 4. string column 5. floating-point column 6. string column 7. floating-point column 8. string column 9. floating-point column 10. string column 11. floating-point column 12. string column 13. floating-point column 14. string column 15. floating-point column 16. string column 17. floating-point column 18. string column 19. floating-point column 20. string column 21. floating-point column 22. string column 23. floating-point column 24. string column 25. floating-point column 26. string column 27. floating-point column 28. string column 29. floating-point column 30. string column 31. floating-point column 32. string b. Variable Codes: Flag_AIRTEMP_MEAN_450_0_01: Q = questionable value Flag_PRECIP_INST_410_0_02: Q = questionable value Flag_PRECIP_TOT_410_0_02: F = unspecified, R = unspecified Flag_PRECIP_ACC_410_0_02: F = unspecified, R = unspecified c. Numeric Range: column 1. (none) column 2. (none) column 3. 211 to 211 column 4. (none) column 5. 49003 to 49003 column 6. (none) column 7. 0.2 to 16.1 column 8. (none) column 9. -2.793 to 44.89 column 10. (none) column 11. -6.223 to 35.07 column 12. (none) column 13. -2.791 to 44.92 column 14. (none) column 15. -6.195 to 35.14 column 16. (none) column 17. -2.8 to 44.81 column 18. (none) column 19. -6.256 to 34.89 column 20. (none) column 21. 12.62 to 13.58 column 22. (none) column 23. 12.42 to 16.19 column 24. (none) column 25. 19.98 to 415.5 column 26. (none) column 27. 0 to 11.65 column 28. (none) column 29. 0 to 1637.55 column 30. (none) column 31. 0 to 1.27 column 32. (none) d. Missing Value Code: NaN 5. Data Format a. Column Type: column 1. text column 2. text column 3. numerical column 4. text column 5. numerical column 6. text column 7. numerical column 8. text column 9. numerical column 10. text column 11. numerical column 12. text column 13. numerical column 14. text column 15. numerical column 16. text column 17. numerical column 18. text column 19. numerical column 20. text column 21. numerical column 22. text column 23. numerical column 24. text column 25. numerical column 26. text column 27. numerical column 28. text column 29. numerical column 30. text column 31. numerical column 32. text b. Number of Columns: 32 c. Decimal Places: column 1. 0 column 2. 0 column 3. 0 column 4. 0 column 5. 1 column 6. 0 column 7. 3 column 8. 0 column 9. 3 column 10. 0 column 11. 4 column 12. 0 column 13. 3 column 14. 0 column 15. 4 column 16. 0 column 17. 3 column 18. 0 column 19. 4 column 20. 0 column 21. 3 column 22. 0 column 23. 3 column 24. 0 column 25. 4 column 26. 0 column 27. 2 column 28. 0 column 29. 2 column 30. 0 column 31. 2 column 32. 0 6. Logical Variable Type: column 1. nominal (none) column 2. datetime (none) column 3. data (discrete) column 4. coded value (none) column 5. data (continuous) column 6. coded value (none) column 7. data (continous) column 8. coded value (none) column 9. data (continous) column 10. coded value (none) column 11. data (continuous) column 12. coded value (none) column 13. data (continous) column 14. coded value (none) column 15. data (continuous) column 16. coded value (none) column 17. data (continous) column 18. coded value (none) column 19. data (continuous) column 20. coded value (none) column 21. data (continous) column 22. coded value (none) column 23. data (continous) column 24. coded value (none) column 25. data (continuous) column 26. coded value (none) column 27. data (continuous) column 28. coded value (none) column 29. data (continuous) column 30. coded value (none) column 31. data (continuous) column 32. coded value (none) 7. Flagging Criteria: column 1. none column 2. none column 3. none column 4. none column 5. flag_valuechange(x,0.1,0.1,1)="P" column 6. none column 7. none column 8. none column 9. none column 10. none column 11. x<=-35="I";x>50="I";flag_valuechange(x,6.5,6.5,1)="V";flag_valuechange(x,8,8,1)="I";xcol_FOURHI="Q";isnan(x)="M";(col_AIRTEMP_MAX_450_0_01-col_AIRTEMP_MEAN_45 0_0_01)>1="Q"; (col_AIRTEMP_MEAN_450_0_01-col_AIRTEMP_MIN_450_0_01)>1="Q"; x>col_AIRTEMP_MAX_450_0_01="I"; x50="I";flag_valuechange(x,6.5,6.5,1)="V";flag_valuechange(x,8,8,1)="I";xcol_FOURHI="Q";isnan(x)="M" column 16. none column 17. none column 18. none column 19. x<=-35="I";x>50="I";flag_valuechange(x,6.5,6.5,1)="V";flag_valuechange(x,8,8,1)="I";xcol_FOURHI="Q";isnan(x)="M" column 20. none column 21. none column 22. none column 23. none column 24. none column 25. col_Date>=datenum("10/26/2017 20:40:00")&col_Date<=datenum("01/04/2018 16:00:00")="I";col_Date>=datenum("02/02/2023 12:00:00")&col_Date<=datenum("02/02/2023 12:20:00")="Q";col_Date>=datenum("10/01/2019 00:05:00")&col_Date<=datenum("10/01/2019 00:10:00")="Q";col_Date>=datenum("10/01/2020 00:05:00")&col_Date<=datenum("10/01/2020 00:10:00")="Q";col_Date>=datenum("10/01/2021 00:05:00")&col_Date<=datenum("10/01/2021 00:10:00")="Q";col_Date>=datenum("10/01/2022 00:05:00")&col_Date<=datenum("10/01/2022 00:10:00")="Q" column 26. none column 27. manually-assigned flags column 28. none column 29. manually-assigned flags column 30. none column 31. x<0="I";isnan(x)="M" column 32. none C. Data Anomalies: Values of 105405 records in AIR_TEMP_CHECK are missing for dates: 10/01/2019-01/08/2020, 01/08/2020-03/11/2020, 03/11/2020-04/28/2020, 04/28/2020-10/01/2020. Values of 22 records in AIRTEMP_MEAN_450_0_01 were flagged as Q (questionable value) for dates: 10/11/2019, 01/19/2020, 01/21/2020, 03/16/2020, 03/19/2020, 04/07/2020, 04/08/2020, 04/09/2020, 05/07/2020, 05/11/2020, 09/27/2020, 09/28/2020. Values of 105405 records in BATTERY_V_CHECK are missing for dates: 10/01/2019-01/08/2020, 01/08/2020-03/11/2020, 03/11/2020-04/28/2020, 04/28/2020-10/01/2020. Values of 2 records in PRECIP_INST_410_0_02 were flagged as Q (questionable value) for date 10/01/2019. V. Supplemental Descriptors A. Data Acquisition 1. Data Forms: 2. Form Location: 3. Data Entry Validation: B. Quality Assurance/Quality Control Procedures: C. Supplemental Materials: D. Computer Programs: E. Archival Practices: F. Publications: G. History of Data Set Usage 1. Data Request History: 2. Data Set Update History: 3. Review History: 4. Questions and Comments from Users: