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• Rickly Hydrological Company
  Rickly Hydrological Company
  • Stream Gaging Instruments
    Stream Gaging Instruments
    • Current Meters
      Current Meters
      • USGS Type AA Current Meters
      • USGS Pygmy Meters
      • Custom Engraving - Current Meters
      • Miniature Current Meter & Outfit
    • Meter Sensing Instruments
    • Current Meter Outfits
    • Handline
    • Sounding Reels
    • Wading Rods
    • Ice Meter Gaging
    • Bridge Board
    • Cranes
    • Boat Equipment
    • Cable Cars
    • Cableways & Accessories
    • Bank-Operated Cableways
    • Winches & Travellerways
    • Cables & Connectors
    • Sounding Weights
    • Tagline
    • Fluorometric Dye Tracing
    • Surface Velocity Meters
    • Acoustic Doppler Meters
  • Stream Gaging Acc
    Stream Gaging Acc
    • USGS Forms
    • Markers and Pens
    • Measuring Tapes
      Measuring Tapes
      • Nylon-Coated Steel Tapes
      • Fiberglass
      • USGS Nubian
      • USGS Tape Weight
      • Reels for Steel Tapes
      • Closed Reel, Yellow Steel
      • Engineer's Rules
      • Engineer's Power Return
      • English/Metric Power Return
      • Tape Clamp Handle
      • Engineer's Conversion Rule
      • Tape Tension Handles
      • Tape Ring
      • Taping Techniques
      • Tape Repair Kit
    • Binoculars
    • Flashlights
    • Batteries
    • Generators
    • Thermometers
    • Waders
    • Wading Accessories
    • Rain Gear
      Rain Gear
      • Stearns Walleye Hunter Rainsuit
      • Storm Suits
      • PVC Rainsuit
      • Neoprene Gloves
      • Aeriform Rainwear
    • Coolers
    • Vests and Hats
    • Safety Equipment
      Safety Equipment
      • Flotation Equipment
      • Two-Way Radios
      • Traffic Safety
        Traffic Safety
        • Nylon Mesh Warning Sign
        • USGS Survey Crew Sign
        • High-Level Warning Sign
        • Swing-Type Warning Sign
        • High-Visibility Mesh Vest
        • Reflective Traffic Vest
        • Waterproof Orange Vinyl Safety Vest
        • Pocketed Safety Vest
        • Fluorescent Hand Safety Flag
        • Paddle Signs
        • Emergency Warning Triangles
        • Traffic Cones
      • Personal Protection
        Personal Protection
        • First Aid Kits
        • Snakebite Kit
        • Insect Repellents
        • Oral Ivy Preventative Liquid
        • Ivy Block Lotion
        • TECNU® Poison Oak-N-Ivy Cleanser
        • After Bite®
        • Permanone® Tick Repellent
        • Bee Bopper® Wasp and Hornet Spray
        • Extractor Pump Kit for Poisonous Bites
        • Solarepel® Sunscreen
        • Safety Glasses
          Safety Glasses
          • Clearvue® Safety Glasses
          • CUDAS™Safety Glasses
          • Plastic Eyeshields
          • Field Safety Glasses
          • CHUMS® Safety Glasses Retainers
    • Multi-Tools
    • Shop Towels
    • Work Gloves
    • Lubricant
    • Ice Augers
    • Current Meter Tools
    • Field Publications
      Field Publications
      • USGS Manuals
      • Open Channel Flow Nomograph
      • Wet-Line Angle Correction Chart
      • Water Flow Calculator
      • Angle Coefficient Protractor
    • Equipment Cases
      Equipment Cases
      • Pelican Laptop Computer Case
      • Field Equipment Duffle Bags
      • PELICAN Protector Equipment Cases
      • Otterbox Protective Instrument Cases
    • Instrument Repair
    • Software
  • Surveying Equipment
    Surveying Equipment
    • Hand Levels
    • Automatic Levels
    • Level Packages
    • Transits & Level Transits
    • Total Stations
    • Prisms & Targets
      Prisms & Targets
      • Prism, Prism Holders, & Plummet Tribrachs
      • Prism Systems
      • Prism Poles & Reflective Targets
    • Sokkia Tripods
    • Sokkia Leveling Rods
    • Survey Accessories
      Survey Accessories
      • Nails and Markers
      • Point Scriber
      • Monument Spikes
      • Stakes
      • Plumb Bob & Accessories
      • Boundary Markers & Flagging
    • Field Books
    • Laser Rangefinders
    • Altimeters
    • Pocket Transits
    • Compasses & Clinometers
    • GPS Systems
    • Stereoscopes
    • Digitzer/Plainmeters
  • Sediment Sampling
    Sediment Sampling
    • Depth-Integrating
    • Point-Integrated
    • Bed-Material
    • Bedload
    • Accessories
      Accessories
      • Battery Packs
      • Vertical Transit Rate Pacer
      • Variable Speed Reel Power Unit
      • Containers & Labels
      • Wading Basket
      • Water Quality Carrying Case
    • Bedload Trap
    • In-Stream Collector
    • Core Samplers
    • Runoff Samplers
    • Erosion Monitor
    • Scour Sensor
    • Video Camera
    • VideoRay ROV
    • Samplers
      Samplers
      • Single-Stage Samplers
      • Detec Environmental Water Sampler
      • PST-5500 Portable Peristaltic Sampler
      • PVS-4901 Portable Vacuum Sampler
      • Composite-Wastewater Sampler
      • Automatic Stormwater Sampler
  • Sample Analysis Instrumentation
    Sample Analysis Instrumentation
    • Sieve Analysis Field Kit
    • Sand Gage
    • Geotechnical Gage
    • Handheld Size Analyzer
    • Plastic Sieve Ring
    • Mini Sieve
    • Screen Sieve Set
    • ASTM Testing Sieves
    • SieveMaster Software
    • Riffle Splitter
    • LISST-25
    • Size Analyzers
      Size Analyzers
      • Portable Particle Size Analyzer
      • Visual-Accumulation Tube Sand Size Analyzer
      • Advanced Sand Sedimentation Analyzer Visual-Accumulation Tube Sand Size Analyzer
      • Standard Size Test Samples
      • Scanning Photo - Sedimentograph
      • Bottom Withdrawal Tube
      • USGS Laboratory Analysis Forms
      • Dabney Automated Sediment Particle Size Discriminator
    • Hydrometers
    • Sample Splitters
      Sample Splitters
      • Laboratory Sample Splitter
      • Churn Sample Splitter
      • USGS Water Quality Modified Churn Splitter
      • Dekaport Cone Sample Splitter
      • US SS-1 TEF Churn Splitter
    • Field & Lab Balances
      Field & Lab Balances
      • Analytic Balances
      • Accessories & Peripherals
      • Top Loading Balances
      • Ohaus® Navigator Electronic Balance
      • Metric Gram Masses
      • Ohaus® Scout Electronic Balance
      • Wet Weighing Method Kit
    • Step-Down Transformer
    • Sieve Shakers
    • Wash Bottles
    • Brushes
    • Stainless Steel Accs.
    • Aluminum Pan & Foil
    • Utility Tapes
    • Decon Brushes & Wipes
    • Containers
      Containers
      • Aluminum Moisture Boxes
      • Sample Cans
      • Mortars & Pestles
      • Evaporating Dishes
      • Screw-Top Pails
      • Wheaton BOD Bottles
      • Nalgene® Jerricans
      • Nalgene® Air-Tight Pail
      • Naglene Aspirator Carboy with Spigot
      • Rubbermaid® Utility Pail
      • Naglene® Labels & Pen
      • HDPE Sample Bottles & Accessories
      • Whirl-Pak® Sterilized Sampling Bags
      • EPA Precleaned Containers
      • Foam Shipping Sleeves
      • Detergents
      • Nalgene® Wide-Mouth Bottles & Jars
      • Nalgene® LDPE Sample Bottles
      • TEF Bottles & Accessories
      • Plastic Carboy with Spigot
      • Plastic Filtering Flask
      • Rubbermaid® Measuring Cups
      • Plastic Dispensing Bottles
      • Plastic Funnels
      • Plastic Graduated Cylinders
    • Glassware
      Glassware
      • Bellwether Funnels
      • Bellwether Burets
      • Volumetric Pipets
      • Glass Graduated Cylinders
      • Glass Specific Gravity Bottles
      • Filtering Flasks
      • Graduated Beakers
      • Erlenmeyer Flask
      • Glass Volumetric Flasks
    • Laboratory Ovens
    • Hot Plate
    • Droppers
    • Digital Timer
    • Forceps & Tweezers
    • Desiccators
      Desiccators
      • Desicators, Space Saver
      • Desiccant Cartridges
      • Desiccator Cabinets
      • Economy Dry-Keeper
      • Blanket Desiccator Cabinet
    • Stirrer & Stirrer Bar
    • Merit Water Still
    • Portable Lab Burner
    • Filtration
      Filtration
      • Filtration Equipment
      • Vacuum Filtration Assemblies
      • Oilless Vacuum/Pressure Pumps
      • Series I and Series II Peristaltic Pumps
      • Filter Holders
      • Disposable In-line Filters
      • Filter Membranes
      • USGS Sandstrom Organic-Compound Plate Filter Assembly
    • Sampling Tubing
  • Aquatic Sampling
    Aquatic Sampling
    • Swing Samplers
    • Subsurface Grab Samplers
    • Water Sampling Bottles
      Water Sampling Bottles
      • Kemmerer Type Bottles
      • Alpha & Beta Van Dorn Type Bottles
    • BOD Sampler
    • VOC Sampler
    • Bottom Grab Samplers
    • Core Samplers
      Core Samplers
      • Hand Corer Sampler
      • Ballchek Core Sampler
      • KB Core Sampler
      • Hand, Ballchek & KB Core Sampler Accessories
      • Ogeechee Sand Corer
      • AMS Soft Sediment Core Sampler
      • Russian Peat Corer
      • Universal Core Sampler
    • Suction Sampler
    • TEF Sampler
    • Mod. Hesslein Sampler
    • Flowing Water Samplers
      Flowing Water Samplers
      • Surber Stream Bottom Sampler
      • Hess Stream Bottom Sampler
      • Drift Net & Assembly
      • Kick Nets
      • Wash Bucket
    • Aquatic Sampling Equip.
    • Benthic Aquatic Sampling
    • Artificial Substrate Samplers
      Artificial Substrate Samplers
      • Periphyton Samplers
      • Artificial Substrate Basket
      • Artificial Substrate Cone
      • Riffle Rock Bags
      • Collapsible-Basket Sampler
      • Multiplate Hester-Dendy Sampler
    • Support Equipment
      Support Equipment
      • Aqua Scope Viewing Scope
      • Wash Bottles
      • Secchi Discs
      • Transparency Turbidity Tube
      • Depthmate Portable Depth Sounders
      • Rope, Cable, & Reels
      • Best Buoy
      • Fluorescent Orange PVC Gloves
    • Electrofishing
    • Sampling Kits
    • Borger Color Chart
    • Armored Thermometer
    • Forel-Ule Color Scale
    • Disposable Gloves
    • Accessories
    • Embeddedness
    • Light Density Meters
    • Coolers
    • Aquatic Shaker Sieve
    • Scales
    • Calipers
    • Pebble Count Frame
    • Data Collection Computers
    • Field Books
    • Field Notebooks
    • Soil Sampling Kits
    • Kayaks & Pontoons
  • Water Quality Instruments
    Water Quality Instruments
    • Meters & Testers
      Meters & Testers
      • pH/ORP Meters
      • Ion Specific Meters
      • Dissolved Oxygen Meter
      • Multi-Range Conductivity Meters
      • HANNA Salinity Meter
      • Salintest Salinity Meter
      • Conductivity/TDS Calibration Solutions
      • pHep Waterproof Testers
      • Waterproof pHep pH Testers
      • Hand-Held TDS or Conductivity Tester
      • HANNA Watercheck™ Pocket Meters
      • ORP Tester
      • HANNA Triple Parameter Meters
      • HANNA Waterproof Multi-parameter Meters
      • Multi-Probe Sampling System- USGS Flow-Through Chamber
      • Portable Turbidity Meters
    • Hydrolab Instruments
      Hydrolab Instruments
      • Quanta
      • Datasonde 4A
      • Surveyor 4
    • Underwater Temp. Recorder
    • Water Quality Sensors
    • Dissolved Oxygen Probe
    • Turbidity Sensor
    • YSI Meters
      YSI Meters
      • YSI 30: Conductivity, Salinity and Temperature Meter
      • YSI 63: pH, Conductivity, Temperature & Salinity Meter
      • YSI 550: Dissolved Oxygen Meter
      • YSI 85: Salinity, Conductivity, Dissolved Oxygen & Temperature Meter
      • YSI 556: Handheld Multi-Probe Meter
    • Test Kits
  • Stage Measurement
    Stage Measurement
    • USGS Staff Gages
    • Wire Weight Gages
    • Electric Tape Gage
    • Crest-Stage Gage
    • Lory Hook & Point Gages
    • Float-Type Instruments
      Float-Type Instruments
      • Float Gage
      • Water Level Recorders
      • Shaft Encoders
      • Shaft Mounted Encoder - Model 8430
      • Shaft Encoder - Incremental Output - Model 8436
      • Shaft Encoder - SDI-12 Output - Model 8438
      • Shaft Encoder - Incremental and SDI-12 Outputs - Model 8440
      • Shaft Encoder - Display with SDI-12 - Model 8448
      • Universal Shaft Encoder Cable
      • US GS-71 Shaft Encoder System for A-71 Water Level Recorder
      • US GS-96 Shaft Encoder Stage Recording System
      • Stage Potentiometer - Model 8480
      • Hydrologger - Model 8490
      • Float Gage and Shaft Encoder Sensor Accessories
      • Float Tape and Beaded Cable Accessories
      • Recorder Accessories
    • Bubbler-Type Instruments
      Bubbler-Type Instruments
      • AquaGage Balanced Beam Manometer - Model 9100
      • Aquabar Gage Pressure Sensor - Model 9300
      • USGS PS-2 Pressure Sensor System
      • Bubbler-Gage Sensor Accessories
        Bubbler-Gage Sensor Accessories
        • USGS Conoflow Sight Feed Assembly
        • Nitrogen Tank Regulator Assembly
        • Orifice Tubing And Accessories
        • USGS Standard Orifice Fitting
        • USGS Model 9330 - Standard Orifice Static Tube
    • Sub. Pressure Transducers
      Sub. Pressure Transducers
      • Model 2495 AquaSPT Submersible PT and Logger
      • Model 3500 Aquabar Submersible Pressure Transducer (SPT)
      • Model 3550 Submersible Pressure Transducer
      • Submersible Pressure Transducer Dry Air System
    • Dataloggers & Accessories
      Dataloggers & Accessories
      • Aqualog 8600
      • Aqualog 3000
      • CR510 Basic Datalogger
      • CR10X Datalogger
      • CR10KD - Portable Keypad and Display
      • Battery Packs
      • Loggernet Communication Software
      • Y Cable for CR510 Datalogger
      • Storage Modules
      • Communications Cables
      • SC32A Optically Isolated Interface
      • USGS Universal Junction Box & Cables
      • PC Card Storage Module - CSMI
      • Palm PDA and Software
      • CR510 Enclosure Kit
      • Telephone Modems
      • RF Transmitters
      • Aqualog DCP Model 3100
      • Incremental Encoder Interface - Model QDI
      • SDI Incremental Interface (LID)
      • RS-232 to SDI-12 Interface - Model H-419 Side Kick Module
      • Electro Chartdrive
      • CR23X Datalogger
      • Data Card Module Reader
      • Data Card Modules
      • Internal PC Data Card Reader
      • HOBO Dataloggers & Accessories
      • Stowaway and Optic Stowaway Dataloggers
      • HOBO 4 Channel External Logger
    • Water Level Meters
    • Stage Sensors
    • Weirs and Flumes
      Weirs and Flumes
      • Rectangular Sharp-Edged Weirs
      • V-Notched Weirs
      • Compound Weirs
      • Cipolleti Weirs
      • USGS Portable Weir Plates
      • Parshall Flumes
      • Cutthroat Montana Flumes
      • H-Flume
      • USGS Portable Modified Parshall Flume
  • Gaging Station Accessories
    Gaging Station Accessories
    • Batteries
    • Battery Chargers
    • Solar Panels
    • Step-Down Transformers
    • Instrument Enclosures
    • Gage Houses
    • Lightning Protection
      Lightning Protection
      • Biddle Earth Resistance Tester, Null Meter
      • Megger Direct-Reading Ground Tester
      • Grounding Kit for Gaging Station
      • Video - "How to Cadweld One Shot"
      • Cadweld One Shot
      • Contax
      • Ground Enhancement Material (GEM)
      • Grounding Conductor No. 6 AWG
      • Grounding Rod
      • Ground Bus Bar
      • Hook-Up Wire No. 12 AWG
      • Ground Rod Driver Sleeve
      • Striker for Cadweld One Shot
      • Lightning Protection Devices for AC Power and Modems in Gage Houses
      • Phone-Line-Only Protectors
    • Antenna & RF Tools
    • Electronics Tools
    • Flood Stage Markers
    • Locks
    • Signs
  • Meteorological Instruments
    Meteorological Instruments
    • Rain Gages
      Rain Gages
      • Tipping Bucket Rain Gage
      • Tipping Bucket Rain Gage
      • Rain and Snow Gage Conversion - Model 3505
      • Forest Service Type Rain Gage
      • NWS Type Rain and Snow Gage
      • Fence Post Rain Gage
      • Plastic Rain Gage
      • Calibration Units
    • Thermometers
    • Instrument Shelter
    • Thermohygrometers
    • Evaporation Station
    • Weather Station
      Weather Station
      • Aquamet Weather Sensors
      • Towers
      • Aqualog DCP - Model 3100
      • Aquamet 3500 Complete Automatic Weather Station
    • Soil Moisture Instruments
      Soil Moisture Instruments
      • Double Ring Infiltrometer
      • Guelph Permeameter
      • Irrometers
      • Ceramic Cup Lysimeter
      • Pressure/Vacuum Soil Water Sampler
    • Snow Measuring Equip.
      Snow Measuring Equip.
      • Snow Sampling Tubes
      • Snow Sampling Accessories
      • Snow Cover Measurement Instrumentation
  • Hydrological Services
    Hydrological Services
    • Instrument Repair
    • Testing & Calibration
    • Engineering Services
    • Handbooks & Publications
    • Modeling Programs
    • USGS Topo Maps
    • Technical Data
      Technical Data
      • Sounding Reels Tech Data
      • Sounding Weight Selection
      • Wading Safety Rule
      • Suspension Equipment Tech Data
      • Sediment & Water Quality Sampling Equipment
      • Lab Sample Container, Preservation, & Hold Times for Sediments & Tissues
      • Power Budget Calculations
      • Time Between Battery Charging
      • Solar Panel Size
      • Common Hydraulic Conversion Factors
      • Basic Terms
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