| Activity Group Type |
| Activity Media |
| Activity Media Subdivision |
| Activity Type |
| Address Type |
| Analytical Method |
| Analytical Method Context |
| Assemblage |
| Assessment Unit |
| Biological Intent |
| Cell Form |
| Cell Shape |
| Characteristic |
| Characteristic Pick List Value |
| Citation |
| Container Color |
| Container Type |
| Country |
| County |
| Detection/Quantitation Limit Type |
| Electronic Address Type |
| Equipment |
| Equipment Type |
| Frequency Class Descriptor |
| Frequency Class Type |
| Functional Feeding Group |
| Habit |
| Horizontal Collection Method |
| Horizontal Reference Datum |
| HUC-12 |
| HUC-8 |
| Index Type |
| Lab Sample Preparation Method |
| Laboratory |
| Local Aquifer |
| Measurement Unit |
| Method Speciation |
| Metric Type |
| Monitoring Location Type |
| Monitoring Locations |
| Net Type |
| Personnel |
| Phone Type |
| Reference Location Type |
| Relative Depth |
| Result Detection Condition |
| Result Qualifier |
| Result Statistical Base |
| Result Status |
| Result Temperature Basis |
| Result Time Basis |
| Result Value Type |
| Result Weight Basis |
| Sample Collection Method |
| Sample Fraction |
| Sample Preparation Method |
| Sample Tissue Anatomy |
| Sampling Design Type |
| State |
| Taxon |
| Taxon Common Name |
| Taxon Rank |
| Thermal Preservative |
| Threshold (for exceedance checking or quality control) |
| Time Zone |
| Toxicity Test Type |
| Tribe |
| Vertical Collection Method |
| Vertical Reference Datum |
| Voltinism |
| Water Designated Use |
| Watershed Management Unit |
| Well Formation Type (general) |
| Well Type |