Name | Description | Type | Constraints |
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Health_Hazard_Evaluation_Report_Year | The year the specified health hazard evaluation report was issued | date | required : 1 |
Health_Hazard_Evaluation_Report_Number | The identification number of health hazard evaluation report specific to the year when it was issued | number | required : 1 level : Nominal |
State | The US state name | string | - |
State_Abbreviation | The abbreviated name of the US state it corresponds | string | - |
Area_Or_Department | Work area or department where monitored employee worked | string | - |
Job_Title | Job title of monitored employee | string | - |
Noise_Generating_Activities | Brief description of work activities that generated noise exposure for monitored employee | string | - |
NORA_Sector | One of the 8 sectors the facility corresponds, belonging to the group of 10 sectors defined by the NIOSH National Occupational Research Agenda (NORA) | string | enum : Array |
Facility_Description | Brief description of the type of work done at the facility | string | - |
Dosimeter_Type | Description of the manufacturer and model of noise dosimeter used to integrate and measure noise exposures during HHE | string | - |
Sound_Level_Meter_Type | Description of the manufacturer and model of sound level meter used to measure noise levels or octave band noise frequency levels | string | - |
Is_Hearing_Conservation_Program_In_Place | Indicates whether a hearing conservation program was in place | boolean | - |
Is_Octave_Band_Frequency_Measured | Indicates whether NIOSH measured octave band noise frequency during the HHE | boolean | - |
Hearing_Protection_Type | Description of the manufacturer(s) and brand(s) of hearing protection used by employees at the facility | string | - |
Is_Hearing_Protection_Used | Indicates whether a hearing protection equipment was use | boolean | - |
Monitoring_Start_Date | The start date for lead monitoring | date | - |
Monitoring_End_Date | The end date for lead monitoring | date | - |
Number_Of_Samples | Number of dosimeter measurements | integer | level : Interval |
Monitoring_Type | Indicates whether the duration of dosimetry monitoring was full-shift (7 hours or more for an 8 hour shift, for example), partial-shift or a task (sample collected only during a specific short-term task) | string | enum : Array |
Monitoring_Duration | Actual duration of noise dosimetry monitoring (hours and minutes) | time | - |
Permissible_Limit_Single_Or_Lower_Interval_Value_Decibel | Time-weighted average noise measurement result collected using OSHA | number | level : Ratio |
Permissible_Limit_Single_Or_Upper_Interval_Value_Decibel | Time-weighted average noise measurement result collected using OSHA | number | level : Ratio |
Is_Permissible_Limit_Value_Decibel_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Permissible_Limit_Single_Or_Lower_Interval_Value_Percent | Time-weighted average noise measurement results, collected using OSHA Permissible Exposure Limit (PEL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-90)/16.61)*100]; a dose of ≥ to 100% means the OSHA PEL was exceeded; this field contains singular values and lower interval values | number | level : Ratio |
Permissible_Limit_Single_Or_Upper_Interval_Value_Percent | Time-weighted average noise measurement results, collected using OSHA Permissible Exposure Limit (PEL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-90)/16.61)*100]; a dose of ≥ to 100% means the OSHA PEL was exceeded; this field contains singular values and upper interval values | number | level : Ratio |
Is_Permissible_Limit_Value_Percent_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Action_Limit_Single_Or_Lower_Interval_Value_Decibel | Time-weighted average noise measurement results collected using OSHA Action Limit (AL) criterion (5 dB exchange rate, 80 dB threshold) for comparison to the U.S. OSHA’s full shift (8-hour) action level of 85 dBA; this field contains singular values and lower interval values | number | level : Ratio |
Action_Limit_Single_Or_Upper_Interval_Value_Decibel | Time-weighted average noise measurement results collected using OSHA Action Limit (AL) criterion (5 dB exchange rate, 80 dB threshold) for comparison to the U.S. OSHA’s full shift (8-hour) action level of 85 dBA; this field contains singular values and upper interval values | number | level : Ratio |
Is_Action_Limit_Value_Decibel_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Action_Limit_Single_Or_Lower_Interval_Value_Percent | Time-weighted average noise measurement results, collected using OSHA Action Limit (AL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-90)/16.61)*100]; a dose of ≥ to 50% means the OSHA action level was exceeded; this field contains singular values and lower interval values | number | level : Ratio |
Action_Limit_Single_Or_Upper_Interval_Value_Percent | Time-weighted average noise measurement results, collected using OSHA Action Limit (AL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-90)/16.61)*100]; a dose of ≥ to 50% means the OSHA action level was exceeded; this field contains singular values and upper interval values | number | level : Ratio |
Is_Action_Limit_Value_Percent_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Recommended_Limit_Single_Or_Lower_Interval_Value_Decibel | Time-weighted average noise measurement results collected using NIOSH | number | level : Ratio |
Recommended_Limit_Single_Or_Upper_Interval_Value_Decibel | Time-weighted average noise measurement results collected using NIOSH | number | level : Ratio |
Is_Recommended_Limit_Value_Decibel_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Recommended_Limit_Single_Or_Lower_Interval_Value_Percent | Time-weighted average noise measurement results, collected using NIOSH Recommend Exposure Limit (REL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-85)/10.00)*100]; a dose of ≥ to 100% means the NIOSH recommended exposure limit was exceeded; this field contains singular values and lower interval values | number | level : Ratio |
Recommended_Limit_Single_Or_Upper_Interval_Value_Percent | Time-weighted average noise measurement results, collected using NIOSH Recommend Exposure Limit (REL) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-85)/10.00)*100]; a dose of ≥ to 100% means the NIOSH recommended exposure limit was exceeded; this field contains singular values and upper interval values | number | level : Ratio |
Is_Recommended_Limit_Value_Percent_Interval | Signals the fact that the exposure values to noise were reported as interval | boolean | level : Required |
Equivalent_Continuous_Sound_Decibel | Time-weighted average noise measurement results collected using Equivalent Continuous Sound Level (Leq) criterion (3 dB exchange rate, 0 dB threshold). Leq is defined as the level of a steady sound which has the same A-weighted sound energy as the time-varying sound | number | level : Ratio |
Equivalent_Continuous_Sound_Percent | Time-weighted average noise measurement results, collected using Equivalent Continuous Sound Level (Leq) criterion, expressed as percent dose rather than dBA; dose was calculated using the formula: Dose (%) = [10((TWA(dBA)-85)/10.00)*100] | number | level : Ratio |
Type_Of_Noise | The type of noise to which the employees were exposed | string | enum : Array |
Workers_Exposed_To_Ototoxic_Chemicals_Monitored | Indicates whether there was an exposure of monitored workers to ototoxic chemicals at the same time | string | - |